21859404

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{260231}}^1$

素因数の和:260245

約数の個数: 24

約数和(自身を含む): 58291968

約数和(自身を除く): 36432564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 260231, 520462, 780693, 1040924, 1561386, 1821617, 3122772, 3643234, 5464851, 7286468, 10929702, 21859404]

約数ペア:

[(1, 21859404), (2, 10929702), (3, 7286468), (4, 5464851), (6, 3643234), (7, 3122772), (12, 1821617), (14, 1561386), (21, 1040924), (28, 780693), (42, 520462), (84, 260231)]