21517802

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{1657}}^1$

素因数の和:1853

約数の個数: 16

約数和(自身を含む): 33266112

約数和(自身を除く): 11748310

約数列:

[1, 2, 43, 86, 151, 302, 1657, 3314, 6493, 12986, 71251, 142502, 250207, 500414, 10758901, 21517802]

約数ペア:

[(1, 21517802), (2, 10758901), (43, 500414), (86, 250207), (151, 142502), (302, 71251), (1657, 12986), (3314, 6493)]