2108169

素因数分解:

$3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{307}}^1$

素因数の和:429

約数の個数: 24

約数和(自身を含む): 3523520

約数和(自身を除く): 1415351

約数列:

[1, 3, 7, 9, 21, 63, 109, 307, 327, 763, 921, 981, 2149, 2289, 2763, 6447, 6867, 19341, 33463, 100389, 234241, 301167, 702723, 2108169]

約数ペア:

[(1, 2108169), (3, 702723), (7, 301167), (9, 234241), (21, 100389), (63, 33463), (109, 19341), (307, 6867), (327, 6447), (763, 2763), (921, 2289), (981, 2149)]