21373278

素因数分解:

$2^1\times 3^1\times {\mathrm{829}}^1\times {\mathrm{4297}}^1$

素因数の和:5131

約数の個数: 16

約数和(自身を含む): 42808080

約数和(自身を除く): 21434802

約数列:

[1, 2, 3, 6, 829, 1658, 2487, 4297, 4974, 8594, 12891, 25782, 3562213, 7124426, 10686639, 21373278]

約数ペア:

[(1, 21373278), (2, 10686639), (3, 7124426), (6, 3562213), (829, 25782), (1658, 12891), (2487, 8594), (4297, 4974)]