20161753437

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{9321199}}^1$

素因数の和:9321312

約数の個数: 16

約数和(自身を含む): 31020953600

約数和(自身を除く): 10859200163

約数列:

[1, 3, 7, 21, 103, 309, 721, 2163, 9321199, 27963597, 65248393, 195745179, 960083497, 2880250491, 6720584479, 20161753437]

約数ペア:

[(1, 20161753437), (3, 6720584479), (7, 2880250491), (21, 960083497), (103, 195745179), (309, 65248393), (721, 27963597), (2163, 9321199)]