21276630

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{236407}}^1$

素因数の和:236420

約数の個数: 24

約数和(自身を含む): 55319472

約数和(自身を除く): 34042842

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 236407, 472814, 709221, 1182035, 1418442, 2127663, 2364070, 3546105, 4255326, 7092210, 10638315, 21276630]

約数ペア:

[(1, 21276630), (2, 10638315), (3, 7092210), (5, 4255326), (6, 3546105), (9, 2364070), (10, 2127663), (15, 1418442), (18, 1182035), (30, 709221), (45, 472814), (90, 236407)]