Q: What is the sum of all factors of the number 21,247,747 excluding 21,247,747?
A: 12,269
The factors of the number 21,247,747 are: 1, 2087, 10181, 21247747.
If you add them up, you will get the total of 21,247,759. Now subtract 21,247,747 to get 12,269