Q: What is the sum of all factors of the number 2,109,389 excluding 2,109,389?
A: 51,691
The factors of the number 2,109,389 are: 1, 89, 137, 173, 12193, 15397, 23701, 2109389.
If you add them up, you will get the total of 2,109,440. Now subtract 2,109,389 to get 51,691