21922604

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{11587}}^1$

素因数の和:11645

約数の個数: 24

約数和(自身を含む): 42829248

約数和(自身を除く): 20906644

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 11587, 23174, 46348, 127457, 254914, 498241, 509828, 996482, 1992964, 5480651, 10961302, 21922604]

約数ペア:

[(1, 21922604), (2, 10961302), (4, 5480651), (11, 1992964), (22, 996482), (43, 509828), (44, 498241), (86, 254914), (172, 127457), (473, 46348), (946, 23174), (1892, 11587)]