21853658

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{2297}}^1$

素因数の和:2437

約数の個数: 16

約数和(自身を含む): 33753024

約数和(自身を除く): 11899366

約数列:

[1, 2, 67, 71, 134, 142, 2297, 4594, 4757, 9514, 153899, 163087, 307798, 326174, 10926829, 21853658]

約数ペア:

[(1, 21853658), (2, 10926829), (67, 326174), (71, 307798), (134, 163087), (142, 153899), (2297, 9514), (4594, 4757)]