21927297

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{3613}}^1$

素因数の和:3657

約数の個数: 24

約数和(自身を含む): 35503936

約数和(自身を除く): 13576639

約数列:

[1, 3, 7, 17, 21, 51, 119, 289, 357, 867, 2023, 3613, 6069, 10839, 25291, 61421, 75873, 184263, 429947, 1044157, 1289841, 3132471, 7309099, 21927297]

約数ペア:

[(1, 21927297), (3, 7309099), (7, 3132471), (17, 1289841), (21, 1044157), (51, 429947), (119, 184263), (289, 75873), (357, 61421), (867, 25291), (2023, 10839), (3613, 6069)]