21368033

素因数分解:

${\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:296

約数の個数: 16

約数和(自身を含む): 22767360

約数和(自身を除く): 1399327

約数列:

[1, 43, 47, 97, 109, 2021, 4171, 4559, 4687, 5123, 10573, 196037, 220289, 454639, 496931, 21368033]

約数ペア:

[(1, 21368033), (43, 496931), (47, 454639), (97, 220289), (109, 196037), (2021, 10573), (4171, 5123), (4559, 4687)]