20796741

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{11383}}^1$

素因数の和:11425

約数の個数: 24

約数和(自身を含む): 35518080

約数和(自身を除く): 14721339

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 11383, 34149, 79681, 102447, 239043, 330107, 717129, 990321, 2310749, 2970963, 6932247, 20796741]

約数ペア:

[(1, 20796741), (3, 6932247), (7, 2970963), (9, 2310749), (21, 990321), (29, 717129), (63, 330107), (87, 239043), (203, 102447), (261, 79681), (609, 34149), (1827, 11383)]