27121408

素因数分解:

$2^8\times {\mathrm{105943}}^1$

素因数の和:105959

約数の個数: 18

約数和(自身を含む): 54137384

約数和(自身を除く): 27015976

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 105943, 211886, 423772, 847544, 1695088, 3390176, 6780352, 13560704, 27121408]

約数ペア:

[(1, 27121408), (2, 13560704), (4, 6780352), (8, 3390176), (16, 1695088), (32, 847544), (64, 423772), (128, 211886), (256, 105943)]