21851232

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17509}}^1$

素因数の和:17535

約数の個数: 48

約数和(自身を含む): 61775280

約数和(自身を除く): 39924048

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 17509, 35018, 52527, 70036, 105054, 140072, 210108, 227617, 280144, 420216, 455234, 560288, 682851, 840432, 910468, 1365702, 1680864, 1820936, 2731404, 3641872, 5462808, 7283744, 10925616, 21851232]

約数ペア:

[(1, 21851232), (2, 10925616), (3, 7283744), (4, 5462808), (6, 3641872), (8, 2731404), (12, 1820936), (13, 1680864), (16, 1365702), (24, 910468), (26, 840432), (32, 682851), (39, 560288), (48, 455234), (52, 420216), (78, 280144), (96, 227617), (104, 210108), (156, 140072), (208, 105054), (312, 70036), (416, 52527), (624, 35018), (1248, 17509)]