20943426

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{498653}}^1$

素因数の和:498665

約数の個数: 16

約数和(自身を含む): 47870784

約数和(自身を除く): 26927358

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 498653, 997306, 1495959, 2991918, 3490571, 6981142, 10471713, 20943426]

約数ペア:

[(1, 20943426), (2, 10471713), (3, 6981142), (6, 3490571), (7, 2991918), (14, 1495959), (21, 997306), (42, 498653)]