21471436864

素因数分解:

$2^6\times {\mathrm{127}}^1\times {\mathrm{2641663}}^1$

素因数の和:2641802

約数の個数: 28

約数和(自身を含む): 42942889984

約数和(自身を除く): 21471453120

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 254, 508, 1016, 2032, 4064, 8128, 2641663, 5283326, 10566652, 21133304, 42266608, 84533216, 169066432, 335491201, 670982402, 1341964804, 2683929608, 5367859216, 10735718432, 21471436864]

約数ペア:

[(1, 21471436864), (2, 10735718432), (4, 5367859216), (8, 2683929608), (16, 1341964804), (32, 670982402), (64, 335491201), (127, 169066432), (254, 84533216), (508, 42266608), (1016, 21133304), (2032, 10566652), (4064, 5283326), (8128, 2641663)]