21318190993

素因数分解:

${\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{3719803}}^1$

素因数の和:3720335

約数の個数: 8

約数和(自身を含む): 23300852256

約数和(自身を除く): 1982661263

約数列:

[1, 11, 521, 5731, 3719803, 40917833, 1938017363, 21318190993]

約数ペア:

[(1, 21318190993), (11, 1938017363), (521, 40917833), (5731, 3719803)]