21000468741118

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{7818491713}}^1$

素因数の和:7818491811

約数の個数: 16

約数和(自身を含む): 33775884204480

約数和(自身を除く): 12775415463362

約数列:

[1, 2, 17, 34, 79, 158, 1343, 2686, 7818491713, 15636983426, 132914359121, 265828718242, 617660845327, 1235321690654, 10500234370559, 21000468741118]

約数ペア:

[(1, 21000468741118), (2, 10500234370559), (17, 1235321690654), (34, 617660845327), (79, 265828718242), (158, 132914359121), (1343, 15636983426), (2686, 7818491713)]