21351168

素因数分解:

$2^8\times 3^3\times {\mathrm{3089}}^1$

素因数の和:3114

約数の個数: 72

約数和(自身を含む): 63159600

約数和(自身を除く): 41808432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 256, 288, 384, 432, 576, 768, 864, 1152, 1728, 2304, 3089, 3456, 6178, 6912, 9267, 12356, 18534, 24712, 27801, 37068, 49424, 55602, 74136, 83403, 98848, 111204, 148272, 166806, 197696, 222408, 296544, 333612, 395392, 444816, 593088, 667224, 790784, 889632, 1186176, 1334448, 1779264, 2372352, 2668896, 3558528, 5337792, 7117056, 10675584, 21351168]

約数ペア:

[(1, 21351168), (2, 10675584), (3, 7117056), (4, 5337792), (6, 3558528), (8, 2668896), (9, 2372352), (12, 1779264), (16, 1334448), (18, 1186176), (24, 889632), (27, 790784), (32, 667224), (36, 593088), (48, 444816), (54, 395392), (64, 333612), (72, 296544), (96, 222408), (108, 197696), (128, 166806), (144, 148272), (192, 111204), (216, 98848), (256, 83403), (288, 74136), (384, 55602), (432, 49424), (576, 37068), (768, 27801), (864, 24712), (1152, 18534), (1728, 12356), (2304, 9267), (3089, 6912), (3456, 6178)]