20521398

素因数分解:

$2^1\times 3^1\times {\mathrm{1489}}^1\times {\mathrm{2297}}^1$

素因数の和:3791

約数の個数: 16

約数和(自身を含む): 41088240

約数和(自身を除く): 20566842

約数列:

[1, 2, 3, 6, 1489, 2297, 2978, 4467, 4594, 6891, 8934, 13782, 3420233, 6840466, 10260699, 20521398]

約数ペア:

[(1, 20521398), (2, 10260699), (3, 6840466), (6, 3420233), (1489, 13782), (2297, 8934), (2978, 6891), (4467, 4594)]