21715008

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1$

素因数の和:280

約数の個数: 112

約数和(自身を含む): 66714624

約数和(自身を除く): 44999616

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 107, 112, 151, 168, 192, 214, 224, 302, 321, 336, 428, 448, 453, 604, 642, 672, 749, 856, 906, 1057, 1208, 1284, 1344, 1498, 1712, 1812, 2114, 2247, 2416, 2568, 2996, 3171, 3424, 3624, 4228, 4494, 4832, 5136, 5992, 6342, 6848, 7248, 8456, 8988, 9664, 10272, 11984, 12684, 14496, 16157, 16912, 17976, 20544, 23968, 25368, 28992, 32314, 33824, 35952, 47936, 48471, 50736, 64628, 67648, 71904, 96942, 101472, 113099, 129256, 143808, 193884, 202944, 226198, 258512, 339297, 387768, 452396, 517024, 678594, 775536, 904792, 1034048, 1357188, 1551072, 1809584, 2714376, 3102144, 3619168, 5428752, 7238336, 10857504, 21715008]

約数ペア:

[(1, 21715008), (2, 10857504), (3, 7238336), (4, 5428752), (6, 3619168), (7, 3102144), (8, 2714376), (12, 1809584), (14, 1551072), (16, 1357188), (21, 1034048), (24, 904792), (28, 775536), (32, 678594), (42, 517024), (48, 452396), (56, 387768), (64, 339297), (84, 258512), (96, 226198), (107, 202944), (112, 193884), (151, 143808), (168, 129256), (192, 113099), (214, 101472), (224, 96942), (302, 71904), (321, 67648), (336, 64628), (428, 50736), (448, 48471), (453, 47936), (604, 35952), (642, 33824), (672, 32314), (749, 28992), (856, 25368), (906, 23968), (1057, 20544), (1208, 17976), (1284, 16912), (1344, 16157), (1498, 14496), (1712, 12684), (1812, 11984), (2114, 10272), (2247, 9664), (2416, 8988), (2568, 8456), (2996, 7248), (3171, 6848), (3424, 6342), (3624, 5992), (4228, 5136), (4494, 4832)]