21209586804

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1219783}}^1$

素因数の和:1219826

約数の個数: 96

約数和(自身を含む): 65575587840

約数和(自身を除く): 44366001036

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 27, 28, 36, 42, 46, 54, 63, 69, 84, 92, 108, 126, 138, 161, 189, 207, 252, 276, 322, 378, 414, 483, 621, 644, 756, 828, 966, 1242, 1449, 1932, 2484, 2898, 4347, 5796, 8694, 17388, 1219783, 2439566, 3659349, 4879132, 7318698, 8538481, 10978047, 14637396, 17076962, 21956094, 25615443, 28055009, 32934141, 34153924, 43912188, 51230886, 56110018, 65868282, 76846329, 84165027, 102461772, 112220036, 131736564, 153692658, 168330054, 196385063, 230538987, 252495081, 307385316, 336660108, 392770126, 461077974, 504990162, 589155189, 757485243, 785540252, 922155948, 1009980324, 1178310378, 1514970486, 1767465567, 2356620756, 3029940972, 3534931134, 5302396701, 7069862268, 10604793402, 21209586804]

約数ペア:

[(1, 21209586804), (2, 10604793402), (3, 7069862268), (4, 5302396701), (6, 3534931134), (7, 3029940972), (9, 2356620756), (12, 1767465567), (14, 1514970486), (18, 1178310378), (21, 1009980324), (23, 922155948), (27, 785540252), (28, 757485243), (36, 589155189), (42, 504990162), (46, 461077974), (54, 392770126), (63, 336660108), (69, 307385316), (84, 252495081), (92, 230538987), (108, 196385063), (126, 168330054), (138, 153692658), (161, 131736564), (189, 112220036), (207, 102461772), (252, 84165027), (276, 76846329), (322, 65868282), (378, 56110018), (414, 51230886), (483, 43912188), (621, 34153924), (644, 32934141), (756, 28055009), (828, 25615443), (966, 21956094), (1242, 17076962), (1449, 14637396), (1932, 10978047), (2484, 8538481), (2898, 7318698), (4347, 4879132), (5796, 3659349), (8694, 2439566), (17388, 1219783)]