21513612

素因数分解:

$2^2\times 3^1\times {\mathrm{1171}}^1\times {\mathrm{1531}}^1$

素因数の和:2709

約数の個数: 24

約数和(自身を含む): 50274112

約数和(自身を除く): 28760500

約数列:

[1, 2, 3, 4, 6, 12, 1171, 1531, 2342, 3062, 3513, 4593, 4684, 6124, 7026, 9186, 14052, 18372, 1792801, 3585602, 5378403, 7171204, 10756806, 21513612]

約数ペア:

[(1, 21513612), (2, 10756806), (3, 7171204), (4, 5378403), (6, 3585602), (12, 1792801), (1171, 18372), (1531, 14052), (2342, 9186), (3062, 7026), (3513, 6124), (4593, 4684)]