21000736526

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{3643}}^1$

素因数の和:3798

約数の個数: 96

約数和(自身を含む): 41036454144

約数和(自身を除く): 20035717618

約数列:

[1, 2, 7, 11, 14, 22, 41, 77, 82, 83, 121, 154, 166, 242, 287, 451, 574, 581, 847, 902, 913, 1162, 1694, 1826, 3157, 3403, 3643, 4961, 6314, 6391, 6806, 7286, 9922, 10043, 12782, 20086, 23821, 25501, 34727, 37433, 40073, 47642, 51002, 69454, 70301, 74866, 80146, 140602, 149363, 262031, 280511, 298726, 302369, 411763, 440803, 524062, 561022, 604738, 823526, 881606, 1045541, 1642993, 2091082, 2116583, 2882341, 3085621, 3285986, 3326059, 4233166, 5764682, 6171242, 6652118, 11500951, 12397129, 18072923, 23001902, 23282413, 24794258, 36145846, 36586649, 46564826, 73173298, 86779903, 126510461, 136368419, 173559806, 253020922, 256106543, 272736838, 512213086, 954578933, 1500052609, 1909157866, 3000105218, 10500368263, 21000736526]

約数ペア:

[(1, 21000736526), (2, 10500368263), (7, 3000105218), (11, 1909157866), (14, 1500052609), (22, 954578933), (41, 512213086), (77, 272736838), (82, 256106543), (83, 253020922), (121, 173559806), (154, 136368419), (166, 126510461), (242, 86779903), (287, 73173298), (451, 46564826), (574, 36586649), (581, 36145846), (847, 24794258), (902, 23282413), (913, 23001902), (1162, 18072923), (1694, 12397129), (1826, 11500951), (3157, 6652118), (3403, 6171242), (3643, 5764682), (4961, 4233166), (6314, 3326059), (6391, 3285986), (6806, 3085621), (7286, 2882341), (9922, 2116583), (10043, 2091082), (12782, 1642993), (20086, 1045541), (23821, 881606), (25501, 823526), (34727, 604738), (37433, 561022), (40073, 524062), (47642, 440803), (51002, 411763), (69454, 302369), (70301, 298726), (74866, 280511), (80146, 262031), (140602, 149363)]