21984088

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{13537}}^1$

素因数の和:13579

約数の個数: 32

約数和(自身を含む): 48736800

約数和(自身を除く): 26752712

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 203, 232, 406, 812, 1624, 13537, 27074, 54148, 94759, 108296, 189518, 379036, 392573, 758072, 785146, 1570292, 2748011, 3140584, 5496022, 10992044, 21984088]

約数ペア:

[(1, 21984088), (2, 10992044), (4, 5496022), (7, 3140584), (8, 2748011), (14, 1570292), (28, 785146), (29, 758072), (56, 392573), (58, 379036), (116, 189518), (203, 108296), (232, 94759), (406, 54148), (812, 27074), (1624, 13537)]