21141027

素因数分解:

$3^3\times {\mathrm{193}}^1\times {\mathrm{4057}}^1$

素因数の和:4259

約数の個数: 16

約数和(自身を含む): 31490080

約数和(自身を除く): 10349053

約数列:

[1, 3, 9, 27, 193, 579, 1737, 4057, 5211, 12171, 36513, 109539, 783001, 2349003, 7047009, 21141027]

約数ペア:

[(1, 21141027), (3, 7047009), (9, 2349003), (27, 783001), (193, 109539), (579, 36513), (1737, 12171), (4057, 5211)]