21210936

素因数分解:

$2^3\times 3^1\times {\mathrm{691}}^1\times {\mathrm{1279}}^1$

素因数の和:1979

約数の個数: 32

約数和(自身を含む): 53145600

約数和(自身を除く): 31934664

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 691, 1279, 1382, 2073, 2558, 2764, 3837, 4146, 5116, 5528, 7674, 8292, 10232, 15348, 16584, 30696, 883789, 1767578, 2651367, 3535156, 5302734, 7070312, 10605468, 21210936]

約数ペア:

[(1, 21210936), (2, 10605468), (3, 7070312), (4, 5302734), (6, 3535156), (8, 2651367), (12, 1767578), (24, 883789), (691, 30696), (1279, 16584), (1382, 15348), (2073, 10232), (2558, 8292), (2764, 7674), (3837, 5528), (4146, 5116)]