Q: What is the sum of all factors of the number 221,333,421 excluding 221,333,421?
A: 91,137,363
The factors of the number 221,333,421 are: 1, 3, 17, 51, 4339871, 13019613, 73777807, 221333421.
If you add them up, you will get the total of 221,333,512. Now subtract 221,333,421 to get 91,137,363