21032816

素因数分解:

$2^4\times 7^1\times {\mathrm{187793}}^1$

素因数の和:187808

約数の個数: 20

約数和(自身を含む): 46572912

約数和(自身を除く): 25540096

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 187793, 375586, 751172, 1314551, 1502344, 2629102, 3004688, 5258204, 10516408, 21032816]

約数ペア:

[(1, 21032816), (2, 10516408), (4, 5258204), (7, 3004688), (8, 2629102), (14, 1502344), (16, 1314551), (28, 751172), (56, 375586), (112, 187793)]