21357312

素因数分解:

$2^8\times 3^1\times {\mathrm{27809}}^1$

素因数の和:27828

約数の個数: 36

約数和(自身を含む): 56843640

約数和(自身を除く): 35486328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 768, 27809, 55618, 83427, 111236, 166854, 222472, 333708, 444944, 667416, 889888, 1334832, 1779776, 2669664, 3559552, 5339328, 7119104, 10678656, 21357312]

約数ペア:

[(1, 21357312), (2, 10678656), (3, 7119104), (4, 5339328), (6, 3559552), (8, 2669664), (12, 1779776), (16, 1334832), (24, 889888), (32, 667416), (48, 444944), (64, 333708), (96, 222472), (128, 166854), (192, 111236), (256, 83427), (384, 55618), (768, 27809)]