21779024

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{23071}}^1$

素因数の和:23138

約数の個数: 20

約数和(自身を含む): 42913920

約数和(自身を除く): 21134896

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 23071, 46142, 92284, 184568, 369136, 1361189, 2722378, 5444756, 10889512, 21779024]

約数ペア:

[(1, 21779024), (2, 10889512), (4, 5444756), (8, 2722378), (16, 1361189), (59, 369136), (118, 184568), (236, 92284), (472, 46142), (944, 23071)]