21420582

素因数分解:

$2^1\times 3^1\times {\mathrm{127}}^1\times {\mathrm{28111}}^1$

素因数の和:28243

約数の個数: 16

約数和(自身を含む): 43180032

約数和(自身を除く): 21759450

約数列:

[1, 2, 3, 6, 127, 254, 381, 762, 28111, 56222, 84333, 168666, 3570097, 7140194, 10710291, 21420582]

約数ペア:

[(1, 21420582), (2, 10710291), (3, 7140194), (6, 3570097), (127, 168666), (254, 84333), (381, 56222), (762, 28111)]