21718164214

素因数分解:

$2^1\times {\mathrm{409}}^1\times {\mathrm{2539}}^1\times {\mathrm{10457}}^1$

素因数の和:13407

約数の個数: 16

約数和(自身を含む): 32672883600

約数和(自身を除く): 10954719386

約数列:

[1, 2, 409, 818, 2539, 5078, 10457, 20914, 1038451, 2076902, 4276913, 8553826, 26550323, 53100646, 10859082107, 21718164214]

約数ペア:

[(1, 21718164214), (2, 10859082107), (409, 53100646), (818, 26550323), (2539, 8553826), (5078, 4276913), (10457, 2076902), (20914, 1038451)]