2021691843

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{3163837}}^1$

素因数の和:3163914

約数の個数: 12

約数和(自身を含む): 2961352368

約数和(自身を除く): 939660525

約数列:

[1, 3, 9, 71, 213, 639, 3163837, 9491511, 28474533, 224632427, 673897281, 2021691843]

約数ペア:

[(1, 2021691843), (3, 673897281), (9, 224632427), (71, 28474533), (213, 9491511), (639, 3163837)]