21162795

素因数分解:

$3^1\times 5^1\times {\mathrm{967}}^1\times {\mathrm{1459}}^1$

素因数の和:2434

約数の個数: 16

約数和(自身を含む): 33918720

約数和(自身を除く): 12755925

約数列:

[1, 3, 5, 15, 967, 1459, 2901, 4377, 4835, 7295, 14505, 21885, 1410853, 4232559, 7054265, 21162795]

約数ペア:

[(1, 21162795), (3, 7054265), (5, 4232559), (15, 1410853), (967, 21885), (1459, 14505), (2901, 7295), (4377, 4835)]