21940266

素因数分解:

$2^1\times 3^1\times {\mathrm{127}}^1\times {\mathrm{28793}}^1$

素因数の和:28925

約数の個数: 16

約数和(自身を含む): 44227584

約数和(自身を除く): 22287318

約数列:

[1, 2, 3, 6, 127, 254, 381, 762, 28793, 57586, 86379, 172758, 3656711, 7313422, 10970133, 21940266]

約数ペア:

[(1, 21940266), (2, 10970133), (3, 7313422), (6, 3656711), (127, 172758), (254, 86379), (381, 57586), (762, 28793)]