21906656

素因数分解:

$2^5\times {\mathrm{503}}^1\times {\mathrm{1361}}^1$

素因数の和:1874

約数の個数: 24

約数和(自身を含む): 43246224

約数和(自身を除く): 21339568

約数列:

[1, 2, 4, 8, 16, 32, 503, 1006, 1361, 2012, 2722, 4024, 5444, 8048, 10888, 16096, 21776, 43552, 684583, 1369166, 2738332, 5476664, 10953328, 21906656]

約数ペア:

[(1, 21906656), (2, 10953328), (4, 5476664), (8, 2738332), (16, 1369166), (32, 684583), (503, 43552), (1006, 21776), (1361, 16096), (2012, 10888), (2722, 8048), (4024, 5444)]