21627356

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{769}}^1$

素因数の和:941

約数の個数: 24

約数和(自身を含む): 38808000

約数和(自身を除く): 17180644

約数列:

[1, 2, 4, 79, 89, 158, 178, 316, 356, 769, 1538, 3076, 7031, 14062, 28124, 60751, 68441, 121502, 136882, 243004, 273764, 5406839, 10813678, 21627356]

約数ペア:

[(1, 21627356), (2, 10813678), (4, 5406839), (79, 273764), (89, 243004), (158, 136882), (178, 121502), (316, 68441), (356, 60751), (769, 28124), (1538, 14062), (3076, 7031)]