19824021

素因数分解:

$3^4\times 7^1\times {\mathrm{34963}}^1$

素因数の和:34982

約数の個数: 20

約数和(自身を含む): 33845152

約数和(自身を除く): 14021131

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 34963, 104889, 244741, 314667, 734223, 944001, 2202669, 2832003, 6608007, 19824021]

約数ペア:

[(1, 19824021), (3, 6608007), (7, 2832003), (9, 2202669), (21, 944001), (27, 734223), (63, 314667), (81, 244741), (189, 104889), (567, 34963)]