21162698328

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{164419}}^1$

素因数の和:164632

約数の個数: 64

約数和(自身を含む): 54929433600

約数和(自身を除く): 33766735272

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 173, 186, 248, 346, 372, 519, 692, 744, 1038, 1384, 2076, 4152, 5363, 10726, 16089, 21452, 32178, 42904, 64356, 128712, 164419, 328838, 493257, 657676, 986514, 1315352, 1973028, 3946056, 5096989, 10193978, 15290967, 20387956, 28444487, 30581934, 40775912, 56888974, 61163868, 85333461, 113777948, 122327736, 170666922, 227555896, 341333844, 682667688, 881779097, 1763558194, 2645337291, 3527116388, 5290674582, 7054232776, 10581349164, 21162698328]

約数ペア:

[(1, 21162698328), (2, 10581349164), (3, 7054232776), (4, 5290674582), (6, 3527116388), (8, 2645337291), (12, 1763558194), (24, 881779097), (31, 682667688), (62, 341333844), (93, 227555896), (124, 170666922), (173, 122327736), (186, 113777948), (248, 85333461), (346, 61163868), (372, 56888974), (519, 40775912), (692, 30581934), (744, 28444487), (1038, 20387956), (1384, 15290967), (2076, 10193978), (4152, 5096989), (5363, 3946056), (10726, 1973028), (16089, 1315352), (21452, 986514), (32178, 657676), (42904, 493257), (64356, 328838), (128712, 164419)]