2017953

素因数分解:

$3^4\times 7^1\times {\mathrm{3559}}^1$

素因数の和:3578

約数の個数: 20

約数和(自身を含む): 3446080

約数和(自身を除く): 1428127

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 3559, 10677, 24913, 32031, 74739, 96093, 224217, 288279, 672651, 2017953]

約数ペア:

[(1, 2017953), (3, 672651), (7, 288279), (9, 224217), (21, 96093), (27, 74739), (63, 32031), (81, 24913), (189, 10677), (567, 3559)]