21028928

素因数分解:

$2^6\times {\mathrm{47}}^1\times {\mathrm{6991}}^1$

素因数の和:7050

約数の個数: 28

約数和(自身を含む): 42623232

約数和(自身を除く): 21594304

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 94, 188, 376, 752, 1504, 3008, 6991, 13982, 27964, 55928, 111856, 223712, 328577, 447424, 657154, 1314308, 2628616, 5257232, 10514464, 21028928]

約数ペア:

[(1, 21028928), (2, 10514464), (4, 5257232), (8, 2628616), (16, 1314308), (32, 657154), (47, 447424), (64, 328577), (94, 223712), (188, 111856), (376, 55928), (752, 27964), (1504, 13982), (3008, 6991)]