2021165575

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{565361}}^1$

素因数の和:565395

約数の個数: 24

約数和(自身を含む): 2944405296

約数和(自身を除く): 923239721

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 275, 325, 715, 3575, 565361, 2826805, 6218971, 7349693, 14134025, 31094855, 36748465, 80846623, 155474275, 183742325, 404233115, 2021165575]

約数ペア:

[(1, 2021165575), (5, 404233115), (11, 183742325), (13, 155474275), (25, 80846623), (55, 36748465), (65, 31094855), (143, 14134025), (275, 7349693), (325, 6218971), (715, 2826805), (3575, 565361)]