21296495

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{22777}}^1$

素因数の和:22810

約数の個数: 16

約数和(自身を含む): 29520288

約数和(自身を除く): 8223793

約数列:

[1, 5, 11, 17, 55, 85, 187, 935, 22777, 113885, 250547, 387209, 1252735, 1936045, 4259299, 21296495]

約数ペア:

[(1, 21296495), (5, 4259299), (11, 1936045), (17, 1252735), (55, 387209), (85, 250547), (187, 113885), (935, 22777)]