21563392

素因数分解:

$2^{11}\times {\mathrm{10529}}^1$

素因数の和:10551

約数の個数: 24

約数和(自身を含む): 43120350

約数和(自身を除く): 21556958

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 10529, 21058, 42116, 84232, 168464, 336928, 673856, 1347712, 2695424, 5390848, 10781696, 21563392]

約数ペア:

[(1, 21563392), (2, 10781696), (4, 5390848), (8, 2695424), (16, 1347712), (32, 673856), (64, 336928), (128, 168464), (256, 84232), (512, 42116), (1024, 21058), (2048, 10529)]