Q: What is the sum of all factors of the number 21,205,777 excluding 21,205,777?
A: 400,163
The factors of the number 21,205,777 are: 1, 53, 400109, 21205777.
If you add them up, you will get the total of 21,206,177. Now subtract 21,205,777 to get 400,163