21679252

素因数分解:

$2^2\times 7^1\times {\mathrm{233}}^1\times {\mathrm{3323}}^1$

素因数の和:3567

約数の個数: 24

約数和(自身を含む): 43557696

約数和(自身を除く): 21878444

約数列:

[1, 2, 4, 7, 14, 28, 233, 466, 932, 1631, 3262, 3323, 6524, 6646, 13292, 23261, 46522, 93044, 774259, 1548518, 3097036, 5419813, 10839626, 21679252]

約数ペア:

[(1, 21679252), (2, 10839626), (4, 5419813), (7, 3097036), (14, 1548518), (28, 774259), (233, 93044), (466, 46522), (932, 23261), (1631, 13292), (3262, 6646), (3323, 6524)]