21457572

素因数分解:

$2^2\times 3^1\times {\mathrm{751}}^1\times {\mathrm{2381}}^1$

素因数の和:3139

約数の個数: 24

約数和(自身を含む): 50155392

約数和(自身を除く): 28697820

約数列:

[1, 2, 3, 4, 6, 12, 751, 1502, 2253, 2381, 3004, 4506, 4762, 7143, 9012, 9524, 14286, 28572, 1788131, 3576262, 5364393, 7152524, 10728786, 21457572]

約数ペア:

[(1, 21457572), (2, 10728786), (3, 7152524), (4, 5364393), (6, 3576262), (12, 1788131), (751, 28572), (1502, 14286), (2253, 9524), (2381, 9012), (3004, 7143), (4506, 4762)]