21299079

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{14401}}^1$

素因数の和:14450

約数の個数: 16

約数和(自身を含む): 31108320

約数和(自身を除く): 9809241

約数列:

[1, 3, 17, 29, 51, 87, 493, 1479, 14401, 43203, 244817, 417629, 734451, 1252887, 7099693, 21299079]

約数ペア:

[(1, 21299079), (3, 7099693), (17, 1252887), (29, 734451), (51, 417629), (87, 244817), (493, 43203), (1479, 14401)]