21772107

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{8429}}^1$

素因数の和:8483

約数の個数: 24

約数和(自身を含む): 36822240

約数和(自身を除く): 15050133

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 8429, 25287, 59003, 75861, 177009, 345589, 531027, 1036767, 2419123, 3110301, 7257369, 21772107]

約数ペア:

[(1, 21772107), (3, 7257369), (7, 3110301), (9, 2419123), (21, 1036767), (41, 531027), (63, 345589), (123, 177009), (287, 75861), (369, 59003), (861, 25287), (2583, 8429)]