21706576

素因数分解:

$2^4\times {\mathrm{359}}^1\times {\mathrm{3779}}^1$

素因数の和:4146

約数の個数: 20

約数和(自身を含む): 42184800

約数和(自身を除く): 20478224

約数列:

[1, 2, 4, 8, 16, 359, 718, 1436, 2872, 3779, 5744, 7558, 15116, 30232, 60464, 1356661, 2713322, 5426644, 10853288, 21706576]

約数ペア:

[(1, 21706576), (2, 10853288), (4, 5426644), (8, 2713322), (16, 1356661), (359, 60464), (718, 30232), (1436, 15116), (2872, 7558), (3779, 5744)]