Q: What is the sum of all factors of the number 21,721,402 excluding 21,721,402?
A: 10,860,704
The factors of the number 21,721,402 are: 1, 2, 10860701, 21721402.
If you add them up, you will get the total of 21,721,412. Now subtract 21,721,402 to get 10,860,704