21382156218

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{641}}^1$

素因数の和:892

約数の個数: 128

約数和(自身を含む): 47215042560

約数和(自身を除く): 25832886342

約数列:

[1, 2, 3, 6, 23, 37, 46, 47, 69, 74, 94, 111, 138, 139, 141, 222, 278, 282, 417, 641, 834, 851, 1081, 1282, 1702, 1739, 1923, 2162, 2553, 3197, 3243, 3478, 3846, 5106, 5143, 5217, 6394, 6486, 6533, 9591, 10286, 10434, 13066, 14743, 15429, 19182, 19599, 23717, 29486, 30127, 30858, 39198, 39997, 44229, 47434, 60254, 71151, 79994, 88458, 89099, 90381, 118289, 119991, 142302, 150259, 178198, 180762, 236578, 239982, 241721, 267297, 300518, 354867, 450777, 483442, 534594, 545491, 692921, 709734, 725163, 901554, 1090982, 1114699, 1385842, 1450326, 1636473, 2049277, 2078763, 2229398, 3272946, 3296663, 3344097, 4098554, 4157526, 4187653, 5559583, 6147831, 6593326, 6688194, 8375306, 9889989, 11119166, 12295662, 12562959, 16678749, 19779978, 25125918, 25638077, 33357498, 51276154, 75823249, 76914231, 96316019, 151646498, 153828462, 154943161, 192632038, 227469747, 288948057, 309886322, 454939494, 464829483, 577896114, 929658966, 3563692703, 7127385406, 10691078109, 21382156218]

約数ペア:

[(1, 21382156218), (2, 10691078109), (3, 7127385406), (6, 3563692703), (23, 929658966), (37, 577896114), (46, 464829483), (47, 454939494), (69, 309886322), (74, 288948057), (94, 227469747), (111, 192632038), (138, 154943161), (139, 153828462), (141, 151646498), (222, 96316019), (278, 76914231), (282, 75823249), (417, 51276154), (641, 33357498), (834, 25638077), (851, 25125918), (1081, 19779978), (1282, 16678749), (1702, 12562959), (1739, 12295662), (1923, 11119166), (2162, 9889989), (2553, 8375306), (3197, 6688194), (3243, 6593326), (3478, 6147831), (3846, 5559583), (5106, 4187653), (5143, 4157526), (5217, 4098554), (6394, 3344097), (6486, 3296663), (6533, 3272946), (9591, 2229398), (10286, 2078763), (10434, 2049277), (13066, 1636473), (14743, 1450326), (15429, 1385842), (19182, 1114699), (19599, 1090982), (23717, 901554), (29486, 725163), (30127, 709734), (30858, 692921), (39198, 545491), (39997, 534594), (44229, 483442), (47434, 450777), (60254, 354867), (71151, 300518), (79994, 267297), (88458, 241721), (89099, 239982), (90381, 236578), (118289, 180762), (119991, 178198), (142302, 150259)]