21230535

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83257}}^1$

素因数の和:83282

約数の個数: 16

約数和(自身を含む): 35967456

約数和(自身を除く): 14736921

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 83257, 249771, 416285, 1248855, 1415369, 4246107, 7076845, 21230535]

約数ペア:

[(1, 21230535), (3, 7076845), (5, 4246107), (15, 1415369), (17, 1248855), (51, 416285), (85, 249771), (255, 83257)]