21491394516

素因数分解:

$2^2\times 3^2\times {\mathrm{59}}^1\times {\mathrm{113}}^1\times {\mathrm{151}}^1\times {\mathrm{593}}^1$

素因数の和:926

約数の個数: 144

約数和(自身を含む): 56198862720

約数和(自身を除く): 34707468204

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 59, 113, 118, 151, 177, 226, 236, 302, 339, 354, 452, 453, 531, 593, 604, 678, 708, 906, 1017, 1062, 1186, 1356, 1359, 1779, 1812, 2034, 2124, 2372, 2718, 3558, 4068, 5337, 5436, 6667, 7116, 8909, 10674, 13334, 17063, 17818, 20001, 21348, 26668, 26727, 34126, 34987, 35636, 40002, 51189, 53454, 60003, 67009, 68252, 69974, 80004, 80181, 89543, 102378, 104961, 106908, 120006, 134018, 139948, 153567, 160362, 179086, 201027, 204756, 209922, 240012, 268036, 268629, 307134, 314883, 320724, 358172, 402054, 419844, 537258, 603081, 614268, 629766, 804108, 805887, 1006717, 1074516, 1206162, 1259532, 1611774, 2013434, 2412324, 3020151, 3223548, 3953531, 4026868, 5283037, 6040302, 7907062, 9060453, 10118359, 10566074, 11860593, 12080604, 15814124, 15849111, 18120906, 20236718, 21132148, 23721186, 30355077, 31698222, 35581779, 36241812, 40473436, 47442372, 47547333, 60710154, 63396444, 71163558, 91065231, 95094666, 121420308, 142327116, 182130462, 190189332, 364260924, 596983181, 1193966362, 1790949543, 2387932724, 3581899086, 5372848629, 7163798172, 10745697258, 21491394516]

約数ペア:

[(1, 21491394516), (2, 10745697258), (3, 7163798172), (4, 5372848629), (6, 3581899086), (9, 2387932724), (12, 1790949543), (18, 1193966362), (36, 596983181), (59, 364260924), (113, 190189332), (118, 182130462), (151, 142327116), (177, 121420308), (226, 95094666), (236, 91065231), (302, 71163558), (339, 63396444), (354, 60710154), (452, 47547333), (453, 47442372), (531, 40473436), (593, 36241812), (604, 35581779), (678, 31698222), (708, 30355077), (906, 23721186), (1017, 21132148), (1062, 20236718), (1186, 18120906), (1356, 15849111), (1359, 15814124), (1779, 12080604), (1812, 11860593), (2034, 10566074), (2124, 10118359), (2372, 9060453), (2718, 7907062), (3558, 6040302), (4068, 5283037), (5337, 4026868), (5436, 3953531), (6667, 3223548), (7116, 3020151), (8909, 2412324), (10674, 2013434), (13334, 1611774), (17063, 1259532), (17818, 1206162), (20001, 1074516), (21348, 1006717), (26668, 805887), (26727, 804108), (34126, 629766), (34987, 614268), (35636, 603081), (40002, 537258), (51189, 419844), (53454, 402054), (60003, 358172), (67009, 320724), (68252, 314883), (69974, 307134), (80004, 268629), (80181, 268036), (89543, 240012), (102378, 209922), (104961, 204756), (106908, 201027), (120006, 179086), (134018, 160362), (139948, 153567)]