21943894

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{54049}}^1$

素因数の和:54087

約数の個数: 16

約数和(自身を含む): 38916000

約数和(自身を除く): 16972106

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 54049, 108098, 378343, 756686, 1567421, 3134842, 10971947, 21943894]

約数ペア:

[(1, 21943894), (2, 10971947), (7, 3134842), (14, 1567421), (29, 756686), (58, 378343), (203, 108098), (406, 54049)]