21348732

素因数分解:

$2^2\times 3^1\times {\mathrm{139}}^1\times {\mathrm{12799}}^1$

素因数の和:12945

約数の個数: 24

約数和(自身を含む): 50176000

約数和(自身を除く): 28827268

約数列:

[1, 2, 3, 4, 6, 12, 139, 278, 417, 556, 834, 1668, 12799, 25598, 38397, 51196, 76794, 153588, 1779061, 3558122, 5337183, 7116244, 10674366, 21348732]

約数ペア:

[(1, 21348732), (2, 10674366), (3, 7116244), (4, 5337183), (6, 3558122), (12, 1779061), (139, 153588), (278, 76794), (417, 51196), (556, 38397), (834, 25598), (1668, 12799)]