Google Play Store APK Download is not available in Google play store for download so you can download from here.
The description of Google Play Store
The Play Store has Apps, Games, Music, Movies and more!
Google Play Sore Lets you download and install Android apps in Google play officially and securely. It’s Google’s official store and portal for Android apps, games and other content for your Android-powered phone or tablet.
See More: Download SHAREit APK for Android
Just as Apple has its App Store, Google has the Google Play Store. It’s a huge Android market and it gives users access to various digital media such as movies, books, magazines, music and more.
Google Play Store is not available at Google Play Store as an app to download. So you can install APK file of Google Play Store for your Android devices from APKPure.com.