21075456

素因数分解:

$2^9\times 3^1\times {\mathrm{13721}}^1$

素因数の和:13742

約数の個数: 40

約数和(自身を含む): 56150424

約数和(自身を除く): 35074968

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 13721, 27442, 41163, 54884, 82326, 109768, 164652, 219536, 329304, 439072, 658608, 878144, 1317216, 1756288, 2634432, 3512576, 5268864, 7025152, 10537728, 21075456]

約数ペア:

[(1, 21075456), (2, 10537728), (3, 7025152), (4, 5268864), (6, 3512576), (8, 2634432), (12, 1756288), (16, 1317216), (24, 878144), (32, 658608), (48, 439072), (64, 329304), (96, 219536), (128, 164652), (192, 109768), (256, 82326), (384, 54884), (512, 41163), (768, 27442), (1536, 13721)]