21306636124

素因数分解:

$2^2\times {\mathrm{311}}^1\times {\mathrm{881}}^1\times {\mathrm{19441}}^1$

素因数の和:20637

約数の個数: 24

約数和(自身を含む): 37450891296

約数和(自身を除く): 16144255172

約数列:

[1, 2, 4, 311, 622, 881, 1244, 1762, 3524, 19441, 38882, 77764, 273991, 547982, 1095964, 6046151, 12092302, 17127521, 24184604, 34255042, 68510084, 5326659031, 10653318062, 21306636124]

約数ペア:

[(1, 21306636124), (2, 10653318062), (4, 5326659031), (311, 68510084), (622, 34255042), (881, 24184604), (1244, 17127521), (1762, 12092302), (3524, 6046151), (19441, 1095964), (38882, 547982), (77764, 273991)]