21179106

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3121}}^1$

素因数の和:3171

約数の個数: 48

約数和(自身を含む): 51138360

約数和(自身を除く): 29959254

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 29, 39, 58, 78, 87, 117, 174, 234, 261, 377, 522, 754, 1131, 2262, 3121, 3393, 6242, 6786, 9363, 18726, 28089, 40573, 56178, 81146, 90509, 121719, 181018, 243438, 271527, 365157, 543054, 730314, 814581, 1176617, 1629162, 2353234, 3529851, 7059702, 10589553, 21179106]

約数ペア:

[(1, 21179106), (2, 10589553), (3, 7059702), (6, 3529851), (9, 2353234), (13, 1629162), (18, 1176617), (26, 814581), (29, 730314), (39, 543054), (58, 365157), (78, 271527), (87, 243438), (117, 181018), (174, 121719), (234, 90509), (261, 81146), (377, 56178), (522, 40573), (754, 28089), (1131, 18726), (2262, 9363), (3121, 6786), (3393, 6242)]