21560418831

素因数分解:

$3^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{2317577}}^1$

素因数の和:2318030

約数の個数: 16

約数和(自身を含む): 32928148224

約数和(自身を除く): 11367729393

約数列:

[1, 3, 7, 21, 443, 1329, 3101, 9303, 2317577, 6952731, 16223039, 48669117, 1026686611, 3080059833, 7186806277, 21560418831]

約数ペア:

[(1, 21560418831), (3, 7186806277), (7, 3080059833), (21, 1026686611), (443, 48669117), (1329, 16223039), (3101, 6952731), (9303, 2317577)]