21042176

素因数分解:

$2^{10}\times {\mathrm{20549}}^1$

素因数の和:20569

約数の個数: 22

約数和(自身を含む): 42065850

約数和(自身を除く): 21023674

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 20549, 41098, 82196, 164392, 328784, 657568, 1315136, 2630272, 5260544, 10521088, 21042176]

約数ペア:

[(1, 21042176), (2, 10521088), (4, 5260544), (8, 2630272), (16, 1315136), (32, 657568), (64, 328784), (128, 164392), (256, 82196), (512, 41098), (1024, 20549)]