21522664

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{2207}}^1$

素因数の和:2289

約数の個数: 32

約数和(自身を含む): 42923520

約数和(自身を除く): 21400856

約数列:

[1, 2, 4, 8, 23, 46, 53, 92, 106, 184, 212, 424, 1219, 2207, 2438, 4414, 4876, 8828, 9752, 17656, 50761, 101522, 116971, 203044, 233942, 406088, 467884, 935768, 2690333, 5380666, 10761332, 21522664]

約数ペア:

[(1, 21522664), (2, 10761332), (4, 5380666), (8, 2690333), (23, 935768), (46, 467884), (53, 406088), (92, 233942), (106, 203044), (184, 116971), (212, 101522), (424, 50761), (1219, 17656), (2207, 9752), (2438, 8828), (4414, 4876)]