21883554

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1$

素因数の和:325

約数の個数: 128

約数和(自身を含む): 64051200

約数和(自身を除く): 42167646

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 19, 21, 22, 27, 33, 38, 42, 54, 57, 63, 66, 77, 99, 114, 126, 133, 154, 171, 189, 198, 209, 231, 266, 277, 297, 342, 378, 399, 418, 462, 513, 554, 594, 627, 693, 798, 831, 1026, 1197, 1254, 1386, 1463, 1662, 1881, 1939, 2079, 2394, 2493, 2926, 3047, 3591, 3762, 3878, 4158, 4389, 4986, 5263, 5643, 5817, 6094, 7182, 7479, 8778, 9141, 10526, 11286, 11634, 13167, 14958, 15789, 17451, 18282, 21329, 26334, 27423, 31578, 34902, 36841, 39501, 42658, 47367, 52353, 54846, 57893, 63987, 73682, 79002, 82269, 94734, 104706, 110523, 115786, 127974, 142101, 164538, 173679, 191961, 221046, 284202, 331569, 347358, 383922, 405251, 521037, 575883, 663138, 810502, 994707, 1042074, 1151766, 1215753, 1563111, 1989414, 2431506, 3126222, 3647259, 7294518, 10941777, 21883554]

約数ペア:

[(1, 21883554), (2, 10941777), (3, 7294518), (6, 3647259), (7, 3126222), (9, 2431506), (11, 1989414), (14, 1563111), (18, 1215753), (19, 1151766), (21, 1042074), (22, 994707), (27, 810502), (33, 663138), (38, 575883), (42, 521037), (54, 405251), (57, 383922), (63, 347358), (66, 331569), (77, 284202), (99, 221046), (114, 191961), (126, 173679), (133, 164538), (154, 142101), (171, 127974), (189, 115786), (198, 110523), (209, 104706), (231, 94734), (266, 82269), (277, 79002), (297, 73682), (342, 63987), (378, 57893), (399, 54846), (418, 52353), (462, 47367), (513, 42658), (554, 39501), (594, 36841), (627, 34902), (693, 31578), (798, 27423), (831, 26334), (1026, 21329), (1197, 18282), (1254, 17451), (1386, 15789), (1463, 14958), (1662, 13167), (1881, 11634), (1939, 11286), (2079, 10526), (2394, 9141), (2493, 8778), (2926, 7479), (3047, 7182), (3591, 6094), (3762, 5817), (3878, 5643), (4158, 5263), (4389, 4986)]