21178266

素因数分解:

$2^1\times 3^1\times {\mathrm{127}}^1\times {\mathrm{27793}}^1$

素因数の和:27925

約数の個数: 16

約数和(自身を含む): 42691584

約数和(自身を除く): 21513318

約数列:

[1, 2, 3, 6, 127, 254, 381, 762, 27793, 55586, 83379, 166758, 3529711, 7059422, 10589133, 21178266]

約数ペア:

[(1, 21178266), (2, 10589133), (3, 7059422), (6, 3529711), (127, 166758), (254, 83379), (381, 55586), (762, 27793)]