21675656

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2417}}^1$

素因数の和:2501

約数の個数: 32

約数和(自身を含む): 43524000

約数和(自身を除く): 21848344

約数列:

[1, 2, 4, 8, 19, 38, 59, 76, 118, 152, 236, 472, 1121, 2242, 2417, 4484, 4834, 8968, 9668, 19336, 45923, 91846, 142603, 183692, 285206, 367384, 570412, 1140824, 2709457, 5418914, 10837828, 21675656]

約数ペア:

[(1, 21675656), (2, 10837828), (4, 5418914), (8, 2709457), (19, 1140824), (38, 570412), (59, 367384), (76, 285206), (118, 183692), (152, 142603), (236, 91846), (472, 45923), (1121, 19336), (2242, 9668), (2417, 8968), (4484, 4834)]