21189144

素因数分解:

$2^3\times 3^1\times {\mathrm{882881}}^1$

素因数の和:882890

約数の個数: 16

約数和(自身を含む): 52972920

約数和(自身を除く): 31783776

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 882881, 1765762, 2648643, 3531524, 5297286, 7063048, 10594572, 21189144]

約数ペア:

[(1, 21189144), (2, 10594572), (3, 7063048), (4, 5297286), (6, 3531524), (8, 2648643), (12, 1765762), (24, 882881)]