21133616

素因数分解:

$2^4\times 7^1\times {\mathrm{188693}}^1$

素因数の和:188708

約数の個数: 20

約数和(自身を含む): 46796112

約数和(自身を除く): 25662496

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 188693, 377386, 754772, 1320851, 1509544, 2641702, 3019088, 5283404, 10566808, 21133616]

約数ペア:

[(1, 21133616), (2, 10566808), (4, 5283404), (7, 3019088), (8, 2641702), (14, 1509544), (16, 1320851), (28, 754772), (56, 377386), (112, 188693)]