21305016

素因数分解:

$2^3\times 3^2\times {\mathrm{295903}}^1$

素因数の和:295915

約数の個数: 24

約数和(自身を含む): 57701280

約数和(自身を除く): 36396264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 295903, 591806, 887709, 1183612, 1775418, 2367224, 2663127, 3550836, 5326254, 7101672, 10652508, 21305016]

約数ペア:

[(1, 21305016), (2, 10652508), (3, 7101672), (4, 5326254), (6, 3550836), (8, 2663127), (9, 2367224), (12, 1775418), (18, 1183612), (24, 887709), (36, 591806), (72, 295903)]