21408462

素因数分解:

$2^1\times 3^4\times {\mathrm{132151}}^1$

素因数の和:132165

約数の個数: 20

約数和(自身を含む): 47971176

約数和(自身を除く): 26562714

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 132151, 264302, 396453, 792906, 1189359, 2378718, 3568077, 7136154, 10704231, 21408462]

約数ペア:

[(1, 21408462), (2, 10704231), (3, 7136154), (6, 3568077), (9, 2378718), (18, 1189359), (27, 792906), (54, 396453), (81, 264302), (162, 132151)]