2109054521

素因数分解:

$7^3\times {\mathrm{1439}}^1\times {\mathrm{4273}}^1$

素因数の和:5733

約数の個数: 16

約数和(自身を含む): 2461824000

約数和(自身を除く): 352769479

約数列:

[1, 7, 49, 343, 1439, 4273, 10073, 29911, 70511, 209377, 493577, 1465639, 6148847, 43041929, 301293503, 2109054521]

約数ペア:

[(1, 2109054521), (7, 301293503), (49, 43041929), (343, 6148847), (1439, 1465639), (4273, 493577), (10073, 209377), (29911, 70511)]