Q: What is the sum of all factors of the number 421,355,221 excluding 421,355,221?
A: 60,193,611
The factors of the number 421,355,221 are: 1, 7, 60193603, 421355221.
If you add them up, you will get the total of 421,355,281. Now subtract 421,355,221 to get 60,193,611