21237647517

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{313}}^1$

素因数の和:587

約数の個数: 96

約数和(自身を含む): 33857740800

約数和(自身を除く): 12620093283

約数列:

[1, 3, 9, 23, 29, 69, 87, 89, 127, 207, 261, 267, 313, 381, 667, 801, 939, 1143, 2001, 2047, 2581, 2817, 2921, 3683, 6003, 6141, 7199, 7743, 8763, 9077, 11049, 11303, 18423, 21597, 23229, 26289, 27231, 27857, 33147, 33909, 39751, 59363, 64791, 81693, 83571, 84709, 101727, 119253, 178089, 208771, 250713, 254127, 259969, 327787, 357759, 534267, 626313, 640711, 762381, 779907, 807853, 914273, 983361, 1152779, 1878939, 1922133, 2339721, 2423559, 2742819, 2950083, 3458337, 3537839, 5766399, 7270677, 7539101, 8228457, 10375011, 10613517, 18580619, 22617303, 26513917, 31840551, 55741857, 67851909, 79541751, 81370297, 102597331, 167225571, 238625253, 244110891, 307791993, 732332673, 923375979, 2359738613, 7079215839, 21237647517]

約数ペア:

[(1, 21237647517), (3, 7079215839), (9, 2359738613), (23, 923375979), (29, 732332673), (69, 307791993), (87, 244110891), (89, 238625253), (127, 167225571), (207, 102597331), (261, 81370297), (267, 79541751), (313, 67851909), (381, 55741857), (667, 31840551), (801, 26513917), (939, 22617303), (1143, 18580619), (2001, 10613517), (2047, 10375011), (2581, 8228457), (2817, 7539101), (2921, 7270677), (3683, 5766399), (6003, 3537839), (6141, 3458337), (7199, 2950083), (7743, 2742819), (8763, 2423559), (9077, 2339721), (11049, 1922133), (11303, 1878939), (18423, 1152779), (21597, 983361), (23229, 914273), (26289, 807853), (27231, 779907), (27857, 762381), (33147, 640711), (33909, 626313), (39751, 534267), (59363, 357759), (64791, 327787), (81693, 259969), (83571, 254127), (84709, 250713), (101727, 208771), (119253, 178089)]