2021994145

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{60821}}^1$

素因数の和:60996

約数の個数: 16

約数和(自身を含む): 2488836240

約数和(自身を除く): 466842095

約数列:

[1, 5, 61, 109, 305, 545, 6649, 33245, 60821, 304105, 3710081, 6629489, 18550405, 33147445, 404398829, 2021994145]

約数ペア:

[(1, 2021994145), (5, 404398829), (61, 33147445), (109, 18550405), (305, 6629489), (545, 3710081), (6649, 304105), (33245, 60821)]