21732545

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{1531}}^1$

素因数の和:1720

約数の個数: 16

約数和(自身を含む): 27796608

約数和(自身を除く): 6064063

約数列:

[1, 5, 17, 85, 167, 835, 1531, 2839, 7655, 14195, 26027, 130135, 255677, 1278385, 4346509, 21732545]

約数ペア:

[(1, 21732545), (5, 4346509), (17, 1278385), (85, 255677), (167, 130135), (835, 26027), (1531, 14195), (2839, 7655)]