21805779858

素因数分解:

$2^1\times 3^1\times {\mathrm{127}}^1\times {\mathrm{28616509}}^1$

素因数の和:28616641

約数の個数: 16

約数和(自身を含む): 43954959360

約数和(自身を除く): 22149179502

約数列:

[1, 2, 3, 6, 127, 254, 381, 762, 28616509, 57233018, 85849527, 171699054, 3634296643, 7268593286, 10902889929, 21805779858]

約数ペア:

[(1, 21805779858), (2, 10902889929), (3, 7268593286), (6, 3634296643), (127, 171699054), (254, 85849527), (381, 57233018), (762, 28616509)]