21903084

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3779}}^1$

素因数の和:3819

約数の個数: 72

約数和(自身を含む): 66044160

約数和(自身を除く): 44141076

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 63, 69, 84, 92, 126, 138, 161, 207, 252, 276, 322, 414, 483, 644, 828, 966, 1449, 1932, 2898, 3779, 5796, 7558, 11337, 15116, 22674, 26453, 34011, 45348, 52906, 68022, 79359, 86917, 105812, 136044, 158718, 173834, 238077, 260751, 317436, 347668, 476154, 521502, 608419, 782253, 952308, 1043004, 1216838, 1564506, 1825257, 2433676, 3129012, 3650514, 5475771, 7301028, 10951542, 21903084]

約数ペア:

[(1, 21903084), (2, 10951542), (3, 7301028), (4, 5475771), (6, 3650514), (7, 3129012), (9, 2433676), (12, 1825257), (14, 1564506), (18, 1216838), (21, 1043004), (23, 952308), (28, 782253), (36, 608419), (42, 521502), (46, 476154), (63, 347668), (69, 317436), (84, 260751), (92, 238077), (126, 173834), (138, 158718), (161, 136044), (207, 105812), (252, 86917), (276, 79359), (322, 68022), (414, 52906), (483, 45348), (644, 34011), (828, 26453), (966, 22674), (1449, 15116), (1932, 11337), (2898, 7558), (3779, 5796)]