21394060

素因数分解:

$2^2\times 5^1\times {\mathrm{233}}^1\times {\mathrm{4591}}^1$

素因数の和:4833

約数の個数: 24

約数和(自身を含む): 45130176

約数和(自身を除く): 23736116

約数列:

[1, 2, 4, 5, 10, 20, 233, 466, 932, 1165, 2330, 4591, 4660, 9182, 18364, 22955, 45910, 91820, 1069703, 2139406, 4278812, 5348515, 10697030, 21394060]

約数ペア:

[(1, 21394060), (2, 10697030), (4, 5348515), (5, 4278812), (10, 2139406), (20, 1069703), (233, 91820), (466, 45910), (932, 22955), (1165, 18364), (2330, 9182), (4591, 4660)]