20799009

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{30013}}^1$

素因数の和:30037

約数の個数: 24

約数和(自身を含む): 37457472

約数和(自身を除く): 16658463

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 30013, 90039, 210091, 270117, 330143, 630273, 990429, 1890819, 2311001, 2971287, 6933003, 20799009]

約数ペア:

[(1, 20799009), (3, 6933003), (7, 2971287), (9, 2311001), (11, 1890819), (21, 990429), (33, 630273), (63, 330143), (77, 270117), (99, 210091), (231, 90039), (693, 30013)]