21236906

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{1597}}^1$

素因数の和:1769

約数の個数: 16

約数和(自身を含む): 32695080

約数和(自身を除く): 11458174

約数列:

[1, 2, 61, 109, 122, 218, 1597, 3194, 6649, 13298, 97417, 174073, 194834, 348146, 10618453, 21236906]

約数ペア:

[(1, 21236906), (2, 10618453), (61, 348146), (109, 194834), (122, 174073), (218, 97417), (1597, 13298), (3194, 6649)]