21955088

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{47317}}^1$

素因数の和:47354

約数の個数: 20

約数和(自身を含む): 44005740

約数和(自身を除く): 22050652

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 47317, 94634, 189268, 378536, 757072, 1372193, 2744386, 5488772, 10977544, 21955088]

約数ペア:

[(1, 21955088), (2, 10977544), (4, 5488772), (8, 2744386), (16, 1372193), (29, 757072), (58, 378536), (116, 189268), (232, 94634), (464, 47317)]