21595456

素因数分解:

$2^6\times {\mathrm{263}}^1\times {\mathrm{1283}}^1$

素因数の和:1558

約数の個数: 28

約数和(自身を含む): 43049952

約数和(自身を除く): 21454496

約数列:

[1, 2, 4, 8, 16, 32, 64, 263, 526, 1052, 1283, 2104, 2566, 4208, 5132, 8416, 10264, 16832, 20528, 41056, 82112, 337429, 674858, 1349716, 2699432, 5398864, 10797728, 21595456]

約数ペア:

[(1, 21595456), (2, 10797728), (4, 5398864), (8, 2699432), (16, 1349716), (32, 674858), (64, 337429), (263, 82112), (526, 41056), (1052, 20528), (1283, 16832), (2104, 10264), (2566, 8416), (4208, 5132)]