21994588

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71411}}^1$

素因数の和:71433

約数の個数: 24

約数和(自身を含む): 47988864

約数和(自身を除く): 25994276

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 71411, 142822, 285644, 499877, 785521, 999754, 1571042, 1999508, 3142084, 5498647, 10997294, 21994588]

約数ペア:

[(1, 21994588), (2, 10997294), (4, 5498647), (7, 3142084), (11, 1999508), (14, 1571042), (22, 999754), (28, 785521), (44, 499877), (77, 285644), (154, 142822), (308, 71411)]