Q: What is the sum of all factors of the number 21,506,507 excluding 21,506,507?
A: 1,955,149
The factors of the number 21,506,507 are: 1, 11, 1955137, 21506507.
If you add them up, you will get the total of 21,506,508. Now subtract 21,506,507 to get 1,955,149