21631698

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:285

約数の個数: 80

約数和(自身を含む): 54014400

約数和(自身を除く): 32382702

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 61, 66, 81, 99, 122, 162, 183, 198, 199, 297, 366, 398, 549, 594, 597, 671, 891, 1098, 1194, 1342, 1647, 1782, 1791, 2013, 2189, 3294, 3582, 4026, 4378, 4941, 5373, 6039, 6567, 9882, 10746, 12078, 12139, 13134, 16119, 18117, 19701, 24278, 32238, 36234, 36417, 39402, 54351, 59103, 72834, 108702, 109251, 118206, 133529, 177309, 218502, 267058, 327753, 354618, 400587, 655506, 801174, 983259, 1201761, 1966518, 2403522, 3605283, 7210566, 10815849, 21631698]

約数ペア:

[(1, 21631698), (2, 10815849), (3, 7210566), (6, 3605283), (9, 2403522), (11, 1966518), (18, 1201761), (22, 983259), (27, 801174), (33, 655506), (54, 400587), (61, 354618), (66, 327753), (81, 267058), (99, 218502), (122, 177309), (162, 133529), (183, 118206), (198, 109251), (199, 108702), (297, 72834), (366, 59103), (398, 54351), (549, 39402), (594, 36417), (597, 36234), (671, 32238), (891, 24278), (1098, 19701), (1194, 18117), (1342, 16119), (1647, 13134), (1782, 12139), (1791, 12078), (2013, 10746), (2189, 9882), (3294, 6567), (3582, 6039), (4026, 5373), (4378, 4941)]