21044224

素因数分解:

$2^{10}\times {\mathrm{20551}}^1$

素因数の和:20571

約数の個数: 22

約数和(自身を含む): 42069944

約数和(自身を除く): 21025720

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 20551, 41102, 82204, 164408, 328816, 657632, 1315264, 2630528, 5261056, 10522112, 21044224]

約数ペア:

[(1, 21044224), (2, 10522112), (4, 5261056), (8, 2630528), (16, 1315264), (32, 657632), (64, 328816), (128, 164408), (256, 82204), (512, 41102), (1024, 20551)]