Q: What is the sum of all factors of the number 21,039,499 excluding 21,039,499?
A: 1,655,621
The factors of the number 21,039,499 are: 1, 13, 947, 1709, 12311, 22217, 1618423, 21039499.
If you add them up, you will get the total of 21,039,500. Now subtract 21,039,499 to get 1,655,621