21076011

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2447}}^1$

素因数の和:2496

約数の個数: 32

約数和(自身を含む): 35251200

約数和(自身を除く): 14175189

約数列:

[1, 3, 9, 11, 27, 29, 33, 87, 99, 261, 297, 319, 783, 957, 2447, 2871, 7341, 8613, 22023, 26917, 66069, 70963, 80751, 212889, 242253, 638667, 726759, 780593, 1916001, 2341779, 7025337, 21076011]

約数ペア:

[(1, 21076011), (3, 7025337), (9, 2341779), (11, 1916001), (27, 780593), (29, 726759), (33, 638667), (87, 242253), (99, 212889), (261, 80751), (297, 70963), (319, 66069), (783, 26917), (957, 22023), (2447, 8613), (2871, 7341)]