21645754

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{4651}}^1$

素因数の和:4845

約数の個数: 16

約数和(自身を含む): 35169120

約数和(自身を除く): 13523366

約数列:

[1, 2, 13, 26, 179, 358, 2327, 4651, 4654, 9302, 60463, 120926, 832529, 1665058, 10822877, 21645754]

約数ペア:

[(1, 21645754), (2, 10822877), (13, 1665058), (26, 832529), (179, 120926), (358, 60463), (2327, 9302), (4651, 4654)]