21632624

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{104003}}^1$

素因数の和:104024

約数の個数: 20

約数和(自身を含む): 45137736

約数和(自身を除く): 23505112

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 104003, 208006, 416012, 832024, 1352039, 1664048, 2704078, 5408156, 10816312, 21632624]

約数ペア:

[(1, 21632624), (2, 10816312), (4, 5408156), (8, 2704078), (13, 1664048), (16, 1352039), (26, 832024), (52, 416012), (104, 208006), (208, 104003)]