Add Google Analytics to Elementor
You can add Google Analytics to Elementor using this plugin: https://wordpress.org/plugins/google-analytics-for-wordpress/
Or with Google Tag Manager. This will require you to enter your Google Tag Manager ID (e.g. "GTM-XXXXXX") and it will take care of the rest: https://duracelltomi.com/google-tag-manager-for-wordpress/
To add Google Adsense to Elementor, use the HTML widget.