21152748

素因数分解:

$2^2\times 3^1\times {\mathrm{379}}^1\times {\mathrm{4651}}^1$

素因数の和:5037

約数の個数: 24

約数和(自身を含む): 49497280

約数和(自身を除く): 28344532

約数列:

[1, 2, 3, 4, 6, 12, 379, 758, 1137, 1516, 2274, 4548, 4651, 9302, 13953, 18604, 27906, 55812, 1762729, 3525458, 5288187, 7050916, 10576374, 21152748]

約数ペア:

[(1, 21152748), (2, 10576374), (3, 7050916), (4, 5288187), (6, 3525458), (12, 1762729), (379, 55812), (758, 27906), (1137, 18604), (1516, 13953), (2274, 9302), (4548, 4651)]