21258432

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1$

素因数の和:215

約数の個数: 168

約数和(自身を含む): 69896736

約数和(自身を除く): 48638304

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 32, 34, 36, 39, 48, 51, 52, 64, 68, 72, 78, 96, 102, 104, 117, 136, 144, 153, 156, 167, 192, 204, 208, 221, 234, 272, 288, 306, 312, 334, 408, 416, 442, 468, 501, 544, 576, 612, 624, 663, 668, 816, 832, 884, 936, 1002, 1088, 1224, 1248, 1326, 1336, 1503, 1632, 1768, 1872, 1989, 2004, 2171, 2448, 2496, 2652, 2672, 2839, 3006, 3264, 3536, 3744, 3978, 4008, 4342, 4896, 5304, 5344, 5678, 6012, 6513, 7072, 7488, 7956, 8016, 8517, 8684, 9792, 10608, 10688, 11356, 12024, 13026, 14144, 15912, 16032, 17034, 17368, 19539, 21216, 22712, 24048, 25551, 26052, 31824, 32064, 34068, 34736, 36907, 39078, 42432, 45424, 48096, 51102, 52104, 63648, 68136, 69472, 73814, 78156, 90848, 96192, 102204, 104208, 110721, 127296, 136272, 138944, 147628, 156312, 181696, 204408, 208416, 221442, 272544, 295256, 312624, 332163, 408816, 416832, 442884, 545088, 590512, 625248, 664326, 817632, 885768, 1181024, 1250496, 1328652, 1635264, 1771536, 2362048, 2657304, 3543072, 5314608, 7086144, 10629216, 21258432]

約数ペア:

[(1, 21258432), (2, 10629216), (3, 7086144), (4, 5314608), (6, 3543072), (8, 2657304), (9, 2362048), (12, 1771536), (13, 1635264), (16, 1328652), (17, 1250496), (18, 1181024), (24, 885768), (26, 817632), (32, 664326), (34, 625248), (36, 590512), (39, 545088), (48, 442884), (51, 416832), (52, 408816), (64, 332163), (68, 312624), (72, 295256), (78, 272544), (96, 221442), (102, 208416), (104, 204408), (117, 181696), (136, 156312), (144, 147628), (153, 138944), (156, 136272), (167, 127296), (192, 110721), (204, 104208), (208, 102204), (221, 96192), (234, 90848), (272, 78156), (288, 73814), (306, 69472), (312, 68136), (334, 63648), (408, 52104), (416, 51102), (442, 48096), (468, 45424), (501, 42432), (544, 39078), (576, 36907), (612, 34736), (624, 34068), (663, 32064), (668, 31824), (816, 26052), (832, 25551), (884, 24048), (936, 22712), (1002, 21216), (1088, 19539), (1224, 17368), (1248, 17034), (1326, 16032), (1336, 15912), (1503, 14144), (1632, 13026), (1768, 12024), (1872, 11356), (1989, 10688), (2004, 10608), (2171, 9792), (2448, 8684), (2496, 8517), (2652, 8016), (2672, 7956), (2839, 7488), (3006, 7072), (3264, 6513), (3536, 6012), (3744, 5678), (3978, 5344), (4008, 5304), (4342, 4896)]