21501574146

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{988033}}^1$

素因数の和:988088

約数の個数: 64

約数和(自身を含む): 53116707840

約数和(自身を除く): 31615133694

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 31, 39, 54, 62, 78, 93, 117, 186, 234, 279, 351, 403, 558, 702, 806, 837, 1209, 1674, 2418, 3627, 7254, 10881, 21762, 988033, 1976066, 2964099, 5928198, 8892297, 12844429, 17784594, 25688858, 26676891, 30629023, 38533287, 53353782, 61258046, 77066574, 91887069, 115599861, 183774138, 231199722, 275661207, 346799583, 398177299, 551322414, 693599166, 796354598, 826983621, 1194531897, 1653967242, 2389063794, 3583595691, 7167191382, 10750787073, 21501574146]

約数ペア:

[(1, 21501574146), (2, 10750787073), (3, 7167191382), (6, 3583595691), (9, 2389063794), (13, 1653967242), (18, 1194531897), (26, 826983621), (27, 796354598), (31, 693599166), (39, 551322414), (54, 398177299), (62, 346799583), (78, 275661207), (93, 231199722), (117, 183774138), (186, 115599861), (234, 91887069), (279, 77066574), (351, 61258046), (403, 53353782), (558, 38533287), (702, 30629023), (806, 26676891), (837, 25688858), (1209, 17784594), (1674, 12844429), (2418, 8892297), (3627, 5928198), (7254, 2964099), (10881, 1976066), (21762, 988033)]