21526626

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:375

約数の個数: 48

約数和(自身を含む): 47880000

約数和(自身を除く): 26353374

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 121, 149, 199, 242, 298, 363, 398, 447, 597, 726, 894, 1194, 1639, 2189, 3278, 4378, 4917, 6567, 9834, 13134, 18029, 24079, 29651, 36058, 48158, 54087, 59302, 72237, 88953, 108174, 144474, 177906, 326161, 652322, 978483, 1956966, 3587771, 7175542, 10763313, 21526626]

約数ペア:

[(1, 21526626), (2, 10763313), (3, 7175542), (6, 3587771), (11, 1956966), (22, 978483), (33, 652322), (66, 326161), (121, 177906), (149, 144474), (199, 108174), (242, 88953), (298, 72237), (363, 59302), (398, 54087), (447, 48158), (597, 36058), (726, 29651), (894, 24079), (1194, 18029), (1639, 13134), (2189, 9834), (3278, 6567), (4378, 4917)]