21389356

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{8017}}^1$

素因数の和:8073

約数の個数: 24

約数和(自身を含む): 40410720

約数和(自身を除く): 19021364

約数列:

[1, 2, 4, 23, 29, 46, 58, 92, 116, 667, 1334, 2668, 8017, 16034, 32068, 184391, 232493, 368782, 464986, 737564, 929972, 5347339, 10694678, 21389356]

約数ペア:

[(1, 21389356), (2, 10694678), (4, 5347339), (23, 929972), (29, 737564), (46, 464986), (58, 368782), (92, 232493), (116, 184391), (667, 32068), (1334, 16034), (2668, 8017)]