21098569

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{317}}^1$

素因数の和:480

約数の個数: 16

約数和(自身を含む): 23201280

約数和(自身を除く): 2102711

約数列:

[1, 19, 31, 113, 317, 589, 2147, 3503, 6023, 9827, 35821, 66557, 186713, 680599, 1110451, 21098569]

約数ペア:

[(1, 21098569), (19, 1110451), (31, 680599), (113, 186713), (317, 66557), (589, 35821), (2147, 9827), (3503, 6023)]