21579852

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{256903}}^1$

素因数の和:256917

約数の個数: 24

約数和(自身を含む): 57546496

約数和(自身を除く): 35966644

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 256903, 513806, 770709, 1027612, 1541418, 1798321, 3082836, 3596642, 5394963, 7193284, 10789926, 21579852]

約数ペア:

[(1, 21579852), (2, 10789926), (3, 7193284), (4, 5394963), (6, 3596642), (7, 3082836), (12, 1798321), (14, 1541418), (21, 1027612), (28, 770709), (42, 513806), (84, 256903)]