21748864

素因数分解:

$2^7\times {\mathrm{169913}}^1$

素因数の和:169927

約数の個数: 16

約数和(自身を含む): 43328070

約数和(自身を除く): 21579206

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 169913, 339826, 679652, 1359304, 2718608, 5437216, 10874432, 21748864]

約数ペア:

[(1, 21748864), (2, 10874432), (4, 5437216), (8, 2718608), (16, 1359304), (32, 679652), (64, 339826), (128, 169913)]