2021837406

素因数分解:

$2^1\times 3^1\times {\mathrm{521}}^1\times {\mathrm{646781}}^1$

素因数の和:647307

約数の個数: 16

約数和(自身を含む): 4051442448

約数和(自身を除く): 2029605042

約数列:

[1, 2, 3, 6, 521, 1042, 1563, 3126, 646781, 1293562, 1940343, 3880686, 336972901, 673945802, 1010918703, 2021837406]

約数ペア:

[(1, 2021837406), (2, 1010918703), (3, 673945802), (6, 336972901), (521, 3880686), (1042, 1940343), (1563, 1293562), (3126, 646781)]