21788935

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{27067}}^1$

素因数の和:27102

約数の個数: 16

約数和(自身を含む): 31182336

約数和(自身を除く): 9393401

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 27067, 135335, 189469, 622541, 947345, 3112705, 4357787, 21788935]

約数ペア:

[(1, 21788935), (5, 4357787), (7, 3112705), (23, 947345), (35, 622541), (115, 189469), (161, 135335), (805, 27067)]