21769095

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{85369}}^1$

素因数の和:85394

約数の個数: 16

約数和(自身を含む): 36879840

約数和(自身を除く): 15110745

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 85369, 256107, 426845, 1280535, 1451273, 4353819, 7256365, 21769095]

約数ペア:

[(1, 21769095), (3, 7256365), (5, 4353819), (15, 1451273), (17, 1280535), (51, 426845), (85, 256107), (255, 85369)]