21410701

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{5099}}^1$

素因数の和:5148

約数の個数: 16

約数和(自身を含む): 25704000

約数和(自身を除く): 4293299

約数列:

[1, 13, 17, 19, 221, 247, 323, 4199, 5099, 66287, 86683, 96881, 1126879, 1259453, 1646977, 21410701]

約数ペア:

[(1, 21410701), (13, 1646977), (17, 1259453), (19, 1126879), (221, 96881), (247, 86683), (323, 66287), (4199, 5099)]