21243456

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{2837}}^1$

素因数の和:2868

約数の個数: 84

約数和(自身を含む): 65597532

約数和(自身を除く): 44354076

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 144, 156, 192, 208, 234, 288, 312, 416, 468, 576, 624, 832, 936, 1248, 1872, 2496, 2837, 3744, 5674, 7488, 8511, 11348, 17022, 22696, 25533, 34044, 36881, 45392, 51066, 68088, 73762, 90784, 102132, 110643, 136176, 147524, 181568, 204264, 221286, 272352, 295048, 331929, 408528, 442572, 544704, 590096, 663858, 817056, 885144, 1180192, 1327716, 1634112, 1770288, 2360384, 2655432, 3540576, 5310864, 7081152, 10621728, 21243456]

約数ペア:

[(1, 21243456), (2, 10621728), (3, 7081152), (4, 5310864), (6, 3540576), (8, 2655432), (9, 2360384), (12, 1770288), (13, 1634112), (16, 1327716), (18, 1180192), (24, 885144), (26, 817056), (32, 663858), (36, 590096), (39, 544704), (48, 442572), (52, 408528), (64, 331929), (72, 295048), (78, 272352), (96, 221286), (104, 204264), (117, 181568), (144, 147524), (156, 136176), (192, 110643), (208, 102132), (234, 90784), (288, 73762), (312, 68088), (416, 51066), (468, 45392), (576, 36881), (624, 34044), (832, 25533), (936, 22696), (1248, 17022), (1872, 11348), (2496, 8511), (2837, 7488), (3744, 5674)]