20948718

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{498779}}^1$

素因数の和:498791

約数の個数: 16

約数和(自身を含む): 47882880

約数和(自身を除く): 26934162

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 498779, 997558, 1496337, 2992674, 3491453, 6982906, 10474359, 20948718]

約数ペア:

[(1, 20948718), (2, 10474359), (3, 6982906), (6, 3491453), (7, 2992674), (14, 1496337), (21, 997558), (42, 498779)]