21706608

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{839}}^1$

素因数の和:875

約数の個数: 120

約数和(自身を含む): 71245440

約数和(自身を除く): 49538832

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 33, 42, 44, 48, 49, 56, 66, 77, 84, 88, 98, 112, 132, 147, 154, 168, 176, 196, 231, 264, 294, 308, 336, 392, 462, 528, 539, 588, 616, 784, 839, 924, 1078, 1176, 1232, 1617, 1678, 1848, 2156, 2352, 2517, 3234, 3356, 3696, 4312, 5034, 5873, 6468, 6712, 8624, 9229, 10068, 11746, 12936, 13424, 17619, 18458, 20136, 23492, 25872, 27687, 35238, 36916, 40272, 41111, 46984, 55374, 64603, 70476, 73832, 82222, 93968, 110748, 123333, 129206, 140952, 147664, 164444, 193809, 221496, 246666, 258412, 281904, 328888, 387618, 442992, 452221, 493332, 516824, 657776, 775236, 904442, 986664, 1033648, 1356663, 1550472, 1808884, 1973328, 2713326, 3100944, 3617768, 5426652, 7235536, 10853304, 21706608]

約数ペア:

[(1, 21706608), (2, 10853304), (3, 7235536), (4, 5426652), (6, 3617768), (7, 3100944), (8, 2713326), (11, 1973328), (12, 1808884), (14, 1550472), (16, 1356663), (21, 1033648), (22, 986664), (24, 904442), (28, 775236), (33, 657776), (42, 516824), (44, 493332), (48, 452221), (49, 442992), (56, 387618), (66, 328888), (77, 281904), (84, 258412), (88, 246666), (98, 221496), (112, 193809), (132, 164444), (147, 147664), (154, 140952), (168, 129206), (176, 123333), (196, 110748), (231, 93968), (264, 82222), (294, 73832), (308, 70476), (336, 64603), (392, 55374), (462, 46984), (528, 41111), (539, 40272), (588, 36916), (616, 35238), (784, 27687), (839, 25872), (924, 23492), (1078, 20136), (1176, 18458), (1232, 17619), (1617, 13424), (1678, 12936), (1848, 11746), (2156, 10068), (2352, 9229), (2517, 8624), (3234, 6712), (3356, 6468), (3696, 5873), (4312, 5034)]