21961374

素因数分解:

$2^1\times 3^1\times {\mathrm{137}}^1\times {\mathrm{26717}}^1$

素因数の和:26859

約数の個数: 16

約数和(自身を含む): 44245008

約数和(自身を除く): 22283634

約数列:

[1, 2, 3, 6, 137, 274, 411, 822, 26717, 53434, 80151, 160302, 3660229, 7320458, 10980687, 21961374]

約数ペア:

[(1, 21961374), (2, 10980687), (3, 7320458), (6, 3660229), (137, 160302), (274, 80151), (411, 53434), (822, 26717)]