Exquisite as much as others we have our own land,
United by our name divided we stand!
When problems visit, and things just stop,
You know where to find us, we stay on top!
We have our place in each heaven,
Our reign starts at $2^4$ multiply by Seven!
Hint#1
Friend
Hint#2
There is a tag "anagram" for a reason. You might get some help out of it.
Hint#3
Anagram can be applicable to any of the above quoted blocks
Hint#4
Let me tell you how many we are. We can be regrouped into two. Yes this rocks!