21031490877

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1\times {\mathrm{676493}}^1$

素因数の和:676780

約数の個数: 16

約数和(自身を含む): 28813232448

約数和(自身を除く): 7781741571

約数列:

[1, 3, 43, 129, 241, 723, 10363, 31089, 676493, 2029479, 29089199, 87267597, 163034813, 489104439, 7010496959, 21031490877]

約数ペア:

[(1, 21031490877), (3, 7010496959), (43, 489104439), (129, 163034813), (241, 87267597), (723, 29089199), (10363, 2029479), (31089, 676493)]