21368576

素因数分解:

$2^8\times {\mathrm{83471}}^1$

素因数の和:83487

約数の個数: 18

約数和(自身を含む): 42654192

約数和(自身を除く): 21285616

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 83471, 166942, 333884, 667768, 1335536, 2671072, 5342144, 10684288, 21368576]

約数ペア:

[(1, 21368576), (2, 10684288), (4, 5342144), (8, 2671072), (16, 1335536), (32, 667768), (64, 333884), (128, 166942), (256, 83471)]