2 and 1
If you mean prime factors, you're looking for 13 and 17.
8x19
There are no two primes whose sum is 221.
13 and 17: 221 = 13 x 17
The prime factors of 221 are 13 and 17. They're the only prime numbers that will divide evenly into 221 with no remainder.
221
13 times 17 = 221
13 x 17 = 221
221 is prime so nothing but 1 and 221 go into 221. 32 is 25 so 1, 2, 4, 8, 16 and 32 go into 32. The numbers are coprime, so only 1 goes into both.
13 x 17
Francium 221
231 / \ 3 77 / \ 7 11 / \ 11 1
The prime factors of 221 are 13 and 17. 13 x 17 = 221. The factors of 221 are 1, 13, 17, and 221.