21922614

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{257}}^1\times {\mathrm{677}}^1$

素因数の和:949

約数の個数: 48

約数和(自身を含む): 54576288

約数和(自身を除く): 32653674

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 257, 514, 677, 771, 1354, 1542, 1799, 2031, 2313, 3598, 4062, 4626, 4739, 5397, 6093, 9478, 10794, 12186, 14217, 16191, 28434, 32382, 42651, 85302, 173989, 347978, 521967, 1043934, 1217923, 1565901, 2435846, 3131802, 3653769, 7307538, 10961307, 21922614]

約数ペア:

[(1, 21922614), (2, 10961307), (3, 7307538), (6, 3653769), (7, 3131802), (9, 2435846), (14, 1565901), (18, 1217923), (21, 1043934), (42, 521967), (63, 347978), (126, 173989), (257, 85302), (514, 42651), (677, 32382), (771, 28434), (1354, 16191), (1542, 14217), (1799, 12186), (2031, 10794), (2313, 9478), (3598, 6093), (4062, 5397), (4626, 4739)]