21715712

素因数分解:

$2^8\times {\mathrm{84827}}^1$

素因数の和:84843

約数の個数: 18

約数和(自身を含む): 43347108

約数和(自身を除く): 21631396

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 84827, 169654, 339308, 678616, 1357232, 2714464, 5428928, 10857856, 21715712]

約数ペア:

[(1, 21715712), (2, 10857856), (4, 5428928), (8, 2714464), (16, 1357232), (32, 678616), (64, 339308), (128, 169654), (256, 84827)]