21443732009

素因数分解:

$7^1\times {\mathrm{1061}}^1\times {\mathrm{1423}}^1\times {\mathrm{2029}}^1$

素因数の和:4520

約数の個数: 16

約数和(自身を含む): 24559557120

約数和(自身を除く): 3115825111

約数列:

[1, 7, 1061, 1423, 2029, 7427, 9961, 14203, 1509803, 2152769, 2887267, 10568621, 15069383, 20210869, 3063390287, 21443732009]

約数ペア:

[(1, 21443732009), (7, 3063390287), (1061, 20210869), (1423, 15069383), (2029, 10568621), (7427, 2887267), (9961, 2152769), (14203, 1509803)]