Q: What is the sum of all factors of the number 21,213,507 excluding 21,213,507?
A: 11,111,869
The factors of the number 21,213,507 are: 1, 3, 7, 21, 1010167, 3030501, 7071169, 21213507.
If you add them up, you will get the total of 21,213,518. Now subtract 21,213,507 to get 11,111,869