21000643202

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{136367813}}^1$

素因数の和:136367833

約数の個数: 16

約数和(自身を含む): 39273930432

約数和(自身を除く): 18273287230

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 136367813, 272735626, 954574691, 1500045943, 1909149382, 3000091886, 10500321601, 21000643202]

約数ペア:

[(1, 21000643202), (2, 10500321601), (7, 3000091886), (11, 1909149382), (14, 1500045943), (22, 954574691), (77, 272735626), (154, 136367813)]