Q: What is the sum of all factors of the number 21,215,455 excluding 21,215,455?
A: 4,243,097
The factors of the number 21,215,455 are: 1, 5, 4243091, 21215455.
If you add them up, you will get the total of 21,215,459. Now subtract 21,215,455 to get 4,243,097