20210005774

素因数分解:

$2^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{4136309}}^1$

素因数の和:4136667

約数の個数: 16

約数和(自身を含む): 34745004000

約数和(自身を除く): 14534998226

約数列:

[1, 2, 7, 14, 349, 698, 2443, 4886, 4136309, 8272618, 28954163, 57908326, 1443571841, 2887143682, 10105002887, 20210005774]

約数ペア:

[(1, 20210005774), (2, 10105002887), (7, 2887143682), (14, 1443571841), (349, 57908326), (698, 28954163), (2443, 8272618), (4886, 4136309)]