Q: What is the sum of all factors of the number 21,425,421 excluding 21,425,421?
A: 7,141,811
The factors of the number 21,425,421 are: 1, 3, 7141807, 21425421.
If you add them up, you will get the total of 21,425,428. Now subtract 21,425,421 to get 7,141,811