21574746

素因数分解:

$2^1\times 3^2\times {\mathrm{139}}^1\times {\mathrm{8623}}^1$

素因数の和:8770

約数の個数: 24

約数和(自身を含む): 47087040

約数和(自身を除く): 25512294

約数列:

[1, 2, 3, 6, 9, 18, 139, 278, 417, 834, 1251, 2502, 8623, 17246, 25869, 51738, 77607, 155214, 1198597, 2397194, 3595791, 7191582, 10787373, 21574746]

約数ペア:

[(1, 21574746), (2, 10787373), (3, 7191582), (6, 3595791), (9, 2397194), (18, 1198597), (139, 155214), (278, 77607), (417, 51738), (834, 25869), (1251, 17246), (2502, 8623)]