21198532

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{953}}^1$

素因数の和:1107

約数の個数: 24

約数和(自身を含む): 38144736

約数和(自身を除く): 16946204

約数列:

[1, 2, 4, 67, 83, 134, 166, 268, 332, 953, 1906, 3812, 5561, 11122, 22244, 63851, 79099, 127702, 158198, 255404, 316396, 5299633, 10599266, 21198532]

約数ペア:

[(1, 21198532), (2, 10599266), (4, 5299633), (67, 316396), (83, 255404), (134, 158198), (166, 127702), (268, 79099), (332, 63851), (953, 22244), (1906, 11122), (3812, 5561)]