21400576

素因数分解:

$2^{10}\times {\mathrm{20899}}^1$

素因数の和:20919

約数の個数: 22

約数和(自身を含む): 42782300

約数和(自身を除く): 21381724

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 20899, 41798, 83596, 167192, 334384, 668768, 1337536, 2675072, 5350144, 10700288, 21400576]

約数ペア:

[(1, 21400576), (2, 10700288), (4, 5350144), (8, 2675072), (16, 1337536), (32, 668768), (64, 334384), (128, 167192), (256, 83596), (512, 41798), (1024, 20899)]