Q: What is the sum of all factors of the number 21,731,459 excluding 21,731,459?
A: 1,321,021
The factors of the number 21,731,459 are: 1, 19, 131, 2489, 8731, 165889, 1143761, 21731459.
If you add them up, you will get the total of 21,731,460. Now subtract 21,731,459 to get 1,321,021