21440034

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1$

素因数の和:556

約数の個数: 96

約数和(自身を含む): 59904000

約数和(自身を除く): 38463966

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 31, 33, 42, 62, 63, 66, 77, 93, 99, 126, 154, 186, 198, 217, 231, 279, 341, 434, 462, 499, 558, 651, 682, 693, 998, 1023, 1302, 1386, 1497, 1953, 2046, 2387, 2994, 3069, 3493, 3906, 4491, 4774, 5489, 6138, 6986, 7161, 8982, 10479, 10978, 14322, 15469, 16467, 20958, 21483, 30938, 31437, 32934, 38423, 42966, 46407, 49401, 62874, 76846, 92814, 98802, 108283, 115269, 139221, 170159, 216566, 230538, 278442, 324849, 340318, 345807, 510477, 649698, 691614, 974547, 1020954, 1191113, 1531431, 1949094, 2382226, 3062862, 3573339, 7146678, 10720017, 21440034]

約数ペア:

[(1, 21440034), (2, 10720017), (3, 7146678), (6, 3573339), (7, 3062862), (9, 2382226), (11, 1949094), (14, 1531431), (18, 1191113), (21, 1020954), (22, 974547), (31, 691614), (33, 649698), (42, 510477), (62, 345807), (63, 340318), (66, 324849), (77, 278442), (93, 230538), (99, 216566), (126, 170159), (154, 139221), (186, 115269), (198, 108283), (217, 98802), (231, 92814), (279, 76846), (341, 62874), (434, 49401), (462, 46407), (499, 42966), (558, 38423), (651, 32934), (682, 31437), (693, 30938), (998, 21483), (1023, 20958), (1302, 16467), (1386, 15469), (1497, 14322), (1953, 10978), (2046, 10479), (2387, 8982), (2994, 7161), (3069, 6986), (3493, 6138), (3906, 5489), (4491, 4774)]