Q: What is the sum of all factors of the number 21,213,872 excluding 21,213,872?
A: 19,888,036
The factors of the number 21,213,872 are: 1, 2, 4, 8, 16, 1325867, 2651734, 5303468, 10606936, 21213872.
If you add them up, you will get the total of 21,213,891. Now subtract 21,213,872 to get 19,888,036