21864134

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1\times {\mathrm{389}}^1$

素因数の和:727

約数の個数: 16

約数和(自身を含む): 33274800

約数和(自身を除く): 11410666

約数列:

[1, 2, 157, 179, 314, 358, 389, 778, 28103, 56206, 61073, 69631, 122146, 139262, 10932067, 21864134]

約数ペア:

[(1, 21864134), (2, 10932067), (157, 139262), (179, 122146), (314, 69631), (358, 61073), (389, 56206), (778, 28103)]