21151009

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{5953}}^1$

素因数の和:6000

約数の個数: 16

約数和(自身を含む): 25721280

約数和(自身を除く): 4570271

約数列:

[1, 11, 17, 19, 187, 209, 323, 3553, 5953, 65483, 101201, 113107, 1113211, 1244177, 1922819, 21151009]

約数ペア:

[(1, 21151009), (11, 1922819), (17, 1244177), (19, 1113211), (187, 113107), (209, 101201), (323, 65483), (3553, 5953)]