21027798

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1741}}^1$

素因数の和:1821

約数の個数: 48

約数和(自身を含む): 50545872

約数和(自身を除く): 29518074

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 61, 66, 99, 122, 183, 198, 366, 549, 671, 1098, 1342, 1741, 2013, 3482, 4026, 5223, 6039, 10446, 12078, 15669, 19151, 31338, 38302, 57453, 106201, 114906, 172359, 212402, 318603, 344718, 637206, 955809, 1168211, 1911618, 2336422, 3504633, 7009266, 10513899, 21027798]

約数ペア:

[(1, 21027798), (2, 10513899), (3, 7009266), (6, 3504633), (9, 2336422), (11, 1911618), (18, 1168211), (22, 955809), (33, 637206), (61, 344718), (66, 318603), (99, 212402), (122, 172359), (183, 114906), (198, 106201), (366, 57453), (549, 38302), (671, 31338), (1098, 19151), (1342, 15669), (1741, 12078), (2013, 10446), (3482, 6039), (4026, 5223)]