21962288

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{19333}}^1$

素因数の和:19412

約数の個数: 20

約数和(自身を含む): 43153488

約数和(自身を除く): 21191200

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 19333, 38666, 77332, 154664, 309328, 1372643, 2745286, 5490572, 10981144, 21962288]

約数ペア:

[(1, 21962288), (2, 10981144), (4, 5490572), (8, 2745286), (16, 1372643), (71, 309328), (142, 154664), (284, 77332), (568, 38666), (1136, 19333)]