21450072

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{127679}}^1$

素因数の和:127695

約数の個数: 32

約数和(自身を含む): 61286400

約数和(自身を除く): 39836328

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 127679, 255358, 383037, 510716, 766074, 893753, 1021432, 1532148, 1787506, 2681259, 3064296, 3575012, 5362518, 7150024, 10725036, 21450072]

約数ペア:

[(1, 21450072), (2, 10725036), (3, 7150024), (4, 5362518), (6, 3575012), (7, 3064296), (8, 2681259), (12, 1787506), (14, 1532148), (21, 1021432), (24, 893753), (28, 766074), (42, 510716), (56, 383037), (84, 255358), (168, 127679)]