21568568

素因数分解:

$2^3\times 7^1\times {\mathrm{385153}}^1$

素因数の和:385166

約数の個数: 16

約数和(自身を含む): 46218480

約数和(自身を除く): 24649912

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 385153, 770306, 1540612, 2696071, 3081224, 5392142, 10784284, 21568568]

約数ペア:

[(1, 21568568), (2, 10784284), (4, 5392142), (7, 3081224), (8, 2696071), (14, 1540612), (28, 770306), (56, 385153)]