Factorization
3321 = 3 × 3 × 3 × 3 × 41
3321 has 10 divisors: 1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321
Sum of all divisors other than 3321:
1761
Sums & differences
Sum of 2 squares: 3321 = 452 + 362
Difference of 2 squares: 3321 = 612 - 202 = 752 - 482 = 1892 - 1802 = 5552 - 5522 = 16612 - 16602