21178146

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{941}}^1$

素因数の和:999

約数の個数: 48

約数和(自身を含む): 48109824

約数和(自身を除く): 26931678

約数列:

[1, 2, 3, 6, 11, 22, 31, 33, 62, 66, 93, 121, 186, 242, 341, 363, 682, 726, 941, 1023, 1882, 2046, 2823, 3751, 5646, 7502, 10351, 11253, 20702, 22506, 29171, 31053, 58342, 62106, 87513, 113861, 175026, 227722, 320881, 341583, 641762, 683166, 962643, 1925286, 3529691, 7059382, 10589073, 21178146]

約数ペア:

[(1, 21178146), (2, 10589073), (3, 7059382), (6, 3529691), (11, 1925286), (22, 962643), (31, 683166), (33, 641762), (62, 341583), (66, 320881), (93, 227722), (121, 175026), (186, 113861), (242, 87513), (341, 62106), (363, 58342), (682, 31053), (726, 29171), (941, 22506), (1023, 20702), (1882, 11253), (2046, 10351), (2823, 7502), (3751, 5646)]