21188497

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{941}}^1$

素因数の和:1064

約数の個数: 16

約数和(自身を含む): 24416640

約数和(自身を除く): 3228143

約数列:

[1, 11, 23, 89, 253, 941, 979, 2047, 10351, 21643, 22517, 83749, 238073, 921239, 1926227, 21188497]

約数ペア:

[(1, 21188497), (11, 1926227), (23, 921239), (89, 238073), (253, 83749), (941, 22517), (979, 21643), (2047, 10351)]