21074658

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{319313}}^1$

素因数の和:319329

約数の個数: 16

約数和(自身を含む): 45981216

約数和(自身を除く): 24906558

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 319313, 638626, 957939, 1915878, 3512443, 7024886, 10537329, 21074658]

約数ペア:

[(1, 21074658), (2, 10537329), (3, 7024886), (6, 3512443), (11, 1915878), (22, 957939), (33, 638626), (66, 319313)]