21633296

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{13127}}^1$

素因数の和:13238

約数の個数: 20

約数和(自身を含む): 42324672

約数和(自身を除く): 20691376

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 13127, 26254, 52508, 105016, 210032, 1352081, 2704162, 5408324, 10816648, 21633296]

約数ペア:

[(1, 21633296), (2, 10816648), (4, 5408324), (8, 2704162), (16, 1352081), (103, 210032), (206, 105016), (412, 52508), (824, 26254), (1648, 13127)]