21429927

素因数分解:

$3^5\times {\mathrm{29}}^1\times {\mathrm{3041}}^1$

素因数の和:3085

約数の個数: 24

約数和(自身を含む): 33218640

約数和(自身を除く): 11788713

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 783, 2349, 3041, 7047, 9123, 27369, 82107, 88189, 246321, 264567, 738963, 793701, 2381103, 7143309, 21429927]

約数ペア:

[(1, 21429927), (3, 7143309), (9, 2381103), (27, 793701), (29, 738963), (81, 264567), (87, 246321), (243, 88189), (261, 82107), (783, 27369), (2349, 9123), (3041, 7047)]