21787986

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{30011}}^1$

素因数の和:30038

約数の個数: 24

約数和(自身を含む): 47899152

約数和(自身を除く): 26111166

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 121, 242, 363, 726, 30011, 60022, 90033, 180066, 330121, 660242, 990363, 1980726, 3631331, 7262662, 10893993, 21787986]

約数ペア:

[(1, 21787986), (2, 10893993), (3, 7262662), (6, 3631331), (11, 1980726), (22, 990363), (33, 660242), (66, 330121), (121, 180066), (242, 90033), (363, 60022), (726, 30011)]