2021292805

素因数分解:

$5^1\times 7^1\times {\mathrm{1087}}^1\times {\mathrm{53129}}^1$

素因数の和:54228

約数の個数: 16

約数和(自身を含む): 2774661120

約数和(自身を除く): 753368315

約数列:

[1, 5, 7, 35, 1087, 5435, 7609, 38045, 53129, 265645, 371903, 1859515, 57751223, 288756115, 404258561, 2021292805]

約数ペア:

[(1, 2021292805), (5, 404258561), (7, 288756115), (35, 57751223), (1087, 1859515), (5435, 371903), (7609, 265645), (38045, 53129)]