21943702

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2551}}^1$

素因数の和:2604

約数の個数: 32

約数和(自身を含む): 39688704

約数和(自身を除く): 17745002

約数列:

[1, 2, 11, 17, 22, 23, 34, 46, 187, 253, 374, 391, 506, 782, 2551, 4301, 5102, 8602, 28061, 43367, 56122, 58673, 86734, 117346, 477037, 645403, 954074, 997441, 1290806, 1994882, 10971851, 21943702]

約数ペア:

[(1, 21943702), (2, 10971851), (11, 1994882), (17, 1290806), (22, 997441), (23, 954074), (34, 645403), (46, 477037), (187, 117346), (253, 86734), (374, 58673), (391, 56122), (506, 43367), (782, 28061), (2551, 8602), (4301, 5102)]