13290021

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{21401}}^1$

素因数の和:21433

約数の個数: 16

約数和(自身を含む): 20545920

約数和(自身を除く): 7255899

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 21401, 64203, 192609, 492223, 577827, 1476669, 4430007, 13290021]

約数ペア:

[(1, 13290021), (3, 4430007), (9, 1476669), (23, 577827), (27, 492223), (69, 192609), (207, 64203), (621, 21401)]