21340770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{5879}}^1$

素因数の和:5911

約数の個数: 48

約数和(自身を含む): 56306880

約数和(自身を除く): 34966110

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 121, 165, 242, 330, 363, 605, 726, 1210, 1815, 3630, 5879, 11758, 17637, 29395, 35274, 58790, 64669, 88185, 129338, 176370, 194007, 323345, 388014, 646690, 711359, 970035, 1422718, 1940070, 2134077, 3556795, 4268154, 7113590, 10670385, 21340770]

約数ペア:

[(1, 21340770), (2, 10670385), (3, 7113590), (5, 4268154), (6, 3556795), (10, 2134077), (11, 1940070), (15, 1422718), (22, 970035), (30, 711359), (33, 646690), (55, 388014), (66, 323345), (110, 194007), (121, 176370), (165, 129338), (242, 88185), (330, 64669), (363, 58790), (605, 35274), (726, 29395), (1210, 17637), (1815, 11758), (3630, 5879)]