21027012

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{26153}}^1$

素因数の和:26227

約数の個数: 24

約数和(自身を含む): 49797216

約数和(自身を除く): 28770204

約数列:

[1, 2, 3, 4, 6, 12, 67, 134, 201, 268, 402, 804, 26153, 52306, 78459, 104612, 156918, 313836, 1752251, 3504502, 5256753, 7009004, 10513506, 21027012]

約数ペア:

[(1, 21027012), (2, 10513506), (3, 7009004), (4, 5256753), (6, 3504502), (12, 1752251), (67, 313836), (134, 156918), (201, 104612), (268, 78459), (402, 52306), (804, 26153)]