21000297

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{941}}^1$

素因数の和:1160

約数の個数: 16

約数和(自身を含む): 28847808

約数和(自身を除く): 7847511

約数列:

[1, 3, 43, 129, 173, 519, 941, 2823, 7439, 22317, 40463, 121389, 162793, 488379, 7000099, 21000297]

約数ペア:

[(1, 21000297), (3, 7000099), (43, 488379), (129, 162793), (173, 121389), (519, 40463), (941, 22317), (2823, 7439)]