21462885

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{11633}}^1$

素因数の和:11685

約数の個数: 24

約数和(自身を含む): 38112984

約数和(自身を除く): 16650099

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1845, 11633, 34899, 58165, 104697, 174495, 476953, 523485, 1430859, 2384765, 4292577, 7154295, 21462885]

約数ペア:

[(1, 21462885), (3, 7154295), (5, 4292577), (9, 2384765), (15, 1430859), (41, 523485), (45, 476953), (123, 174495), (205, 104697), (369, 58165), (615, 34899), (1845, 11633)]