2113111

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2111}}^1$

素因数の和:2142

約数の個数: 16

約数和(自身を含む): 2838528

約数和(自身を除く): 725417

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 2111, 14777, 23221, 27443, 162547, 192101, 301873, 2113111]

約数ペア:

[(1, 2113111), (7, 301873), (11, 192101), (13, 162547), (77, 27443), (91, 23221), (143, 14777), (1001, 2111)]