2213456

素因数分解:

$2^4\times 7^1\times {\mathrm{19763}}^1$

素因数の和:19778

約数の個数: 20

約数和(自身を含む): 4901472

約数和(自身を除く): 2688016

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 19763, 39526, 79052, 138341, 158104, 276682, 316208, 553364, 1106728, 2213456]

約数ペア:

[(1, 2213456), (2, 1106728), (4, 553364), (7, 316208), (8, 276682), (14, 158104), (16, 138341), (28, 79052), (56, 39526), (112, 19763)]