27821584

素因数分解:

$2^4\times 7^1\times {\mathrm{248407}}^1$

素因数の和:248422

約数の個数: 20

約数和(自身を含む): 61605184

約数和(自身を除く): 33783600

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 248407, 496814, 993628, 1738849, 1987256, 3477698, 3974512, 6955396, 13910792, 27821584]

約数ペア:

[(1, 27821584), (2, 13910792), (4, 6955396), (7, 3974512), (8, 3477698), (14, 1987256), (16, 1738849), (28, 993628), (56, 496814), (112, 248407)]