21964943

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{21943}}^1$

素因数の和:21974

約数の個数: 16

約数和(自身を含む): 29492736

約数和(自身を除く): 7527793

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 21943, 153601, 241373, 285259, 1689611, 1996813, 3137849, 21964943]

約数ペア:

[(1, 21964943), (7, 3137849), (11, 1996813), (13, 1689611), (77, 285259), (91, 241373), (143, 153601), (1001, 21943)]