21583753

素因数分解:

${\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{269}}^1$

素因数の和:432

約数の個数: 16

約数和(自身を含む): 23587200

約数和(自身を除く): 2003447

約数列:

[1, 19, 41, 103, 269, 779, 1957, 4223, 5111, 11029, 27707, 80237, 209551, 526433, 1135987, 21583753]

約数ペア:

[(1, 21583753), (19, 1135987), (41, 526433), (103, 209551), (269, 80237), (779, 27707), (1957, 11029), (4223, 5111)]