21851551183

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{937}}^1$

素因数の和:1168

約数の個数: 64

約数和(自身を含む): 28592040960

約数和(自身を除く): 6740489777

約数列:

[1, 7, 11, 41, 77, 83, 89, 287, 451, 581, 623, 913, 937, 979, 3157, 3403, 3649, 6391, 6559, 6853, 7387, 10307, 23821, 25543, 37433, 38417, 40139, 51709, 72149, 77771, 81257, 83393, 262031, 268919, 280973, 302867, 422587, 544397, 568799, 583751, 855481, 917323, 2120069, 2958109, 3188611, 3331537, 3419113, 5988367, 6421261, 6921619, 22320277, 23320759, 23933791, 35074721, 37610243, 48451333, 76137809, 245523047, 263271701, 283786379, 532964663, 1986504653, 3121650169, 21851551183]

約数ペア:

[(1, 21851551183), (7, 3121650169), (11, 1986504653), (41, 532964663), (77, 283786379), (83, 263271701), (89, 245523047), (287, 76137809), (451, 48451333), (581, 37610243), (623, 35074721), (913, 23933791), (937, 23320759), (979, 22320277), (3157, 6921619), (3403, 6421261), (3649, 5988367), (6391, 3419113), (6559, 3331537), (6853, 3188611), (7387, 2958109), (10307, 2120069), (23821, 917323), (25543, 855481), (37433, 583751), (38417, 568799), (40139, 544397), (51709, 422587), (72149, 302867), (77771, 280973), (81257, 268919), (83393, 262031)]