2021815119

素因数分解:

$3^1\times {\mathrm{103}}^1\times {\mathrm{307}}^1\times {\mathrm{21313}}^1$

素因数の和:21726

約数の個数: 16

約数和(自身を含む): 2730920192

約数和(自身を除く): 709105073

約数列:

[1, 3, 103, 307, 309, 921, 21313, 31621, 63939, 94863, 2195239, 6543091, 6585717, 19629273, 673938373, 2021815119]

約数ペア:

[(1, 2021815119), (3, 673938373), (103, 19629273), (307, 6585717), (309, 6543091), (921, 2195239), (21313, 94863), (31621, 63939)]