21990959976

素因数分解:

$2^3\times 3^1\times {\mathrm{916289999}}^1$

素因数の和:916290008

約数の個数: 16

約数和(自身を含む): 54977400000

約数和(自身を除く): 32986440024

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 916289999, 1832579998, 2748869997, 3665159996, 5497739994, 7330319992, 10995479988, 21990959976]

約数ペア:

[(1, 21990959976), (2, 10995479988), (3, 7330319992), (4, 5497739994), (6, 3665159996), (8, 2748869997), (12, 1832579998), (24, 916289999)]