21742302

素因数分解:

$2^1\times 3^1\times {\mathrm{157}}^1\times {\mathrm{23081}}^1$

素因数の和:23243

約数の個数: 16

約数和(自身を含む): 43763472

約数和(自身を除く): 22021170

約数列:

[1, 2, 3, 6, 157, 314, 471, 942, 23081, 46162, 69243, 138486, 3623717, 7247434, 10871151, 21742302]

約数ペア:

[(1, 21742302), (2, 10871151), (3, 7247434), (6, 3623717), (157, 138486), (314, 69243), (471, 46162), (942, 23081)]