21363518

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{2053}}^1$

素因数の和:2120

約数の個数: 24

約数和(自身を含む): 36060024

約数和(自身を除く): 14696506

約数列:

[1, 2, 11, 22, 43, 86, 121, 242, 473, 946, 2053, 4106, 5203, 10406, 22583, 45166, 88279, 176558, 248413, 496826, 971069, 1942138, 10681759, 21363518]

約数ペア:

[(1, 21363518), (2, 10681759), (11, 1942138), (22, 971069), (43, 496826), (86, 248413), (121, 176558), (242, 88279), (473, 45166), (946, 22583), (2053, 10406), (4106, 5203)]