Q: What is the sum of all factors of the number 21,120,681 excluding 21,120,681?
A: 8,696,823
The factors of the number 21,120,681 are: 1, 3, 17, 51, 414131, 1242393, 7040227, 21120681.
If you add them up, you will get the total of 21,120,689. Now subtract 21,120,681 to get 8,696,823