21634055

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{409}}^1$

素因数の和:634

約数の個数: 16

約数和(自身を含む): 26568000

約数和(自身を除く): 4933945

約数列:

[1, 5, 71, 149, 355, 409, 745, 2045, 10579, 29039, 52895, 60941, 145195, 304705, 4326811, 21634055]

約数ペア:

[(1, 21634055), (5, 4326811), (71, 304705), (149, 145195), (355, 60941), (409, 52895), (745, 29039), (2045, 10579)]