21820314

素因数分解:

$2^1\times 3^1\times {\mathrm{47}}^1\times {\mathrm{77377}}^1$

素因数の和:77429

約数の個数: 16

約数和(自身を含む): 44569728

約数和(自身を除く): 22749414

約数列:

[1, 2, 3, 6, 47, 94, 141, 282, 77377, 154754, 232131, 464262, 3636719, 7273438, 10910157, 21820314]

約数ペア:

[(1, 21820314), (2, 10910157), (3, 7273438), (6, 3636719), (47, 464262), (94, 232131), (141, 154754), (282, 77377)]