21042172

素因数分解:

$2^2\times {\mathrm{1433}}^1\times {\mathrm{3671}}^1$

素因数の和:5108

約数の個数: 12

約数和(自身を含む): 36859536

約数和(自身を除く): 15817364

約数列:

[1, 2, 4, 1433, 2866, 3671, 5732, 7342, 14684, 5260543, 10521086, 21042172]

約数ペア:

[(1, 21042172), (2, 10521086), (4, 5260543), (1433, 14684), (2866, 7342), (3671, 5732)]