2021230211

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2019211}}^1$

素因数の和:2019242

約数の個数: 16

約数和(自身を含む): 2713820928

約数和(自身を除く): 692590717

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 2019211, 14134477, 22211321, 26249743, 155479247, 183748201, 288747173, 2021230211]

約数ペア:

[(1, 2021230211), (7, 288747173), (11, 183748201), (13, 155479247), (77, 26249743), (91, 22211321), (143, 14134477), (1001, 2019211)]