21951916

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41263}}^1$

素因数の和:41293

約数の個数: 24

約数和(自身を含む): 46215680

約数和(自身を除く): 24263764

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 41263, 82526, 165052, 288841, 577682, 783997, 1155364, 1567994, 3135988, 5487979, 10975958, 21951916]

約数ペア:

[(1, 21951916), (2, 10975958), (4, 5487979), (7, 3135988), (14, 1567994), (19, 1155364), (28, 783997), (38, 577682), (76, 288841), (133, 165052), (266, 82526), (532, 41263)]