21470619

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{2887}}^1$

素因数の和:2994

約数の個数: 16

約数和(自身を含む): 29850368

約数和(自身を除く): 8379749

約数列:

[1, 3, 37, 67, 111, 201, 2479, 2887, 7437, 8661, 106819, 193429, 320457, 580287, 7156873, 21470619]

約数ペア:

[(1, 21470619), (3, 7156873), (37, 580287), (67, 320457), (111, 193429), (201, 106819), (2479, 8661), (2887, 7437)]