21033969

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{33547}}^1$

素因数の和:33580

約数の個数: 16

約数和(自身を含む): 32206080

約数和(自身を除く): 11172111

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 33547, 100641, 369017, 637393, 1107051, 1912179, 7011323, 21033969]

約数ペア:

[(1, 21033969), (3, 7011323), (11, 1912179), (19, 1107051), (33, 637393), (57, 369017), (209, 100641), (627, 33547)]