21480535

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{1733}}^1$

素因数の和:1842

約数の個数: 16

約数和(自身を含む): 26883936

約数和(自身を除く): 5403401

約数列:

[1, 5, 37, 67, 185, 335, 1733, 2479, 8665, 12395, 64121, 116111, 320605, 580555, 4296107, 21480535]

約数ペア:

[(1, 21480535), (5, 4296107), (37, 580555), (67, 320605), (185, 116111), (335, 64121), (1733, 12395), (2479, 8665)]