21553869824

素因数分解:

$2^{10}\times {\mathrm{21048701}}^1$

素因数の和:21048721

約数の個数: 22

約数和(自身を含む): 43086692994

約数和(自身を除く): 21532823170

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 21048701, 42097402, 84194804, 168389608, 336779216, 673558432, 1347116864, 2694233728, 5388467456, 10776934912, 21553869824]

約数ペア:

[(1, 21553869824), (2, 10776934912), (4, 5388467456), (8, 2694233728), (16, 1347116864), (32, 673558432), (64, 336779216), (128, 168389608), (256, 84194804), (512, 42097402), (1024, 21048701)]