21711608

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{44491}}^1$

素因数の和:44558

約数の個数: 16

約数和(自身を含む): 41377560

約数和(自身を除く): 19665952

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 44491, 88982, 177964, 355928, 2713951, 5427902, 10855804, 21711608]

約数ペア:

[(1, 21711608), (2, 10855804), (4, 5427902), (8, 2713951), (61, 355928), (122, 177964), (244, 88982), (488, 44491)]