21094443

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{21503}}^1$

素因数の和:21618

約数の個数: 12

約数和(自身を含む): 30750720

約数和(自身を除く): 9656277

約数列:

[1, 3, 9, 109, 327, 981, 21503, 64509, 193527, 2343827, 7031481, 21094443]

約数ペア:

[(1, 21094443), (3, 7031481), (9, 2343827), (109, 193527), (327, 64509), (981, 21503)]