2108581615

素因数分解:

$5^1\times 7^1\times {\mathrm{2789}}^1\times {\mathrm{21601}}^1$

素因数の和:24402

約数の個数: 16

約数和(自身を含む): 2892939840

約数和(自身を除く): 784358225

約数列:

[1, 5, 7, 35, 2789, 13945, 19523, 21601, 97615, 108005, 151207, 756035, 60245189, 301225945, 421716323, 2108581615]

約数ペア:

[(1, 2108581615), (5, 421716323), (7, 301225945), (35, 60245189), (2789, 756035), (13945, 151207), (19523, 108005), (21601, 97615)]