21723204162

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{349}}^1\times {\mathrm{359}}^1$

素因数の和:832

約数の個数: 128

約数和(自身を含む): 49641984000

約数和(自身を除く): 27918779838

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 66, 71, 74, 111, 142, 213, 222, 349, 359, 407, 426, 698, 718, 781, 814, 1047, 1077, 1221, 1562, 2094, 2154, 2343, 2442, 2627, 3839, 3949, 4686, 5254, 7678, 7881, 7898, 11517, 11847, 12913, 13283, 15762, 23034, 23694, 24779, 25489, 25826, 26566, 28897, 38739, 39849, 49558, 50978, 57794, 74337, 76467, 77478, 79698, 86691, 125291, 142043, 146113, 148674, 152934, 173382, 250582, 272569, 280379, 284086, 292226, 375873, 426129, 438339, 545138, 560758, 751746, 817707, 841137, 852258, 876678, 916823, 943093, 1378201, 1635414, 1682274, 1833646, 1886186, 2750469, 2756402, 2829279, 4134603, 4635767, 5500938, 5658558, 8269206, 8895661, 9271534, 10085053, 10374023, 13907301, 17791322, 20170106, 20748046, 26686983, 27814602, 30255159, 31122069, 50993437, 53373966, 60510318, 62244138, 97852271, 101986874, 152980311, 195704542, 293556813, 305960622, 329139457, 587113626, 658278914, 987418371, 1974836742, 3620534027, 7241068054, 10861602081, 21723204162]

約数ペア:

[(1, 21723204162), (2, 10861602081), (3, 7241068054), (6, 3620534027), (11, 1974836742), (22, 987418371), (33, 658278914), (37, 587113626), (66, 329139457), (71, 305960622), (74, 293556813), (111, 195704542), (142, 152980311), (213, 101986874), (222, 97852271), (349, 62244138), (359, 60510318), (407, 53373966), (426, 50993437), (698, 31122069), (718, 30255159), (781, 27814602), (814, 26686983), (1047, 20748046), (1077, 20170106), (1221, 17791322), (1562, 13907301), (2094, 10374023), (2154, 10085053), (2343, 9271534), (2442, 8895661), (2627, 8269206), (3839, 5658558), (3949, 5500938), (4686, 4635767), (5254, 4134603), (7678, 2829279), (7881, 2756402), (7898, 2750469), (11517, 1886186), (11847, 1833646), (12913, 1682274), (13283, 1635414), (15762, 1378201), (23034, 943093), (23694, 916823), (24779, 876678), (25489, 852258), (25826, 841137), (26566, 817707), (28897, 751746), (38739, 560758), (39849, 545138), (49558, 438339), (50978, 426129), (57794, 375873), (74337, 292226), (76467, 284086), (77478, 280379), (79698, 272569), (86691, 250582), (125291, 173382), (142043, 152934), (146113, 148674)]