21337722

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2971}}^1$

素因数の和:3008

約数の個数: 64

約数和(自身を含む): 57062400

約数和(自身を除く): 35724678

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 63, 114, 126, 133, 171, 189, 266, 342, 378, 399, 513, 798, 1026, 1197, 2394, 2971, 3591, 5942, 7182, 8913, 17826, 20797, 26739, 41594, 53478, 56449, 62391, 80217, 112898, 124782, 160434, 169347, 187173, 338694, 374346, 395143, 508041, 561519, 790286, 1016082, 1123038, 1185429, 1524123, 2370858, 3048246, 3556287, 7112574, 10668861, 21337722]

約数ペア:

[(1, 21337722), (2, 10668861), (3, 7112574), (6, 3556287), (7, 3048246), (9, 2370858), (14, 1524123), (18, 1185429), (19, 1123038), (21, 1016082), (27, 790286), (38, 561519), (42, 508041), (54, 395143), (57, 374346), (63, 338694), (114, 187173), (126, 169347), (133, 160434), (171, 124782), (189, 112898), (266, 80217), (342, 62391), (378, 56449), (399, 53478), (513, 41594), (798, 26739), (1026, 20797), (1197, 17826), (2394, 8913), (2971, 7182), (3591, 5942)]