21700854290

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{50467103}}^1$

素因数の和:50467153

約数の個数: 16

約数和(自身を含む): 39969946368

約数和(自身を除く): 18269092078

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 50467103, 100934206, 252335515, 504671030, 2170085429, 4340170858, 10850427145, 21700854290]

約数ペア:

[(1, 21700854290), (2, 10850427145), (5, 4340170858), (10, 2170085429), (43, 504671030), (86, 252335515), (215, 100934206), (430, 50467103)]