21512762

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{4339}}^1$

素因数の和:4445

約数の個数: 16

約数和(自身を含む): 33643680

約数和(自身を除く): 12130918

約数列:

[1, 2, 37, 67, 74, 134, 2479, 4339, 4958, 8678, 160543, 290713, 321086, 581426, 10756381, 21512762]

約数ペア:

[(1, 21512762), (2, 10756381), (37, 581426), (67, 321086), (74, 290713), (134, 160543), (2479, 8678), (4339, 4958)]