20984970537

素因数分解:

$3^3\times {\mathrm{3371}}^1\times {\mathrm{230561}}^1$

素因数の和:233941

約数の個数: 16

約数和(自身を含む): 31098202560

約数和(自身を除く): 10113232023

約数列:

[1, 3, 9, 27, 3371, 10113, 30339, 91017, 230561, 691683, 2075049, 6225147, 777221131, 2331663393, 6994990179, 20984970537]

約数ペア:

[(1, 20984970537), (3, 6994990179), (9, 2331663393), (27, 777221131), (3371, 6225147), (10113, 2075049), (30339, 691683), (91017, 230561)]