21947904

素因数分解:

$2^9\times 3^2\times {\mathrm{11}}^1\times {\mathrm{433}}^1$

素因数の和:468

約数の個数: 120

約数和(自身を含む): 69261192

約数和(自身を除く): 47313288

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 64, 66, 72, 88, 96, 99, 128, 132, 144, 176, 192, 198, 256, 264, 288, 352, 384, 396, 433, 512, 528, 576, 704, 768, 792, 866, 1056, 1152, 1299, 1408, 1536, 1584, 1732, 2112, 2304, 2598, 2816, 3168, 3464, 3897, 4224, 4608, 4763, 5196, 5632, 6336, 6928, 7794, 8448, 9526, 10392, 12672, 13856, 14289, 15588, 16896, 19052, 20784, 25344, 27712, 28578, 31176, 38104, 41568, 42867, 50688, 55424, 57156, 62352, 76208, 83136, 85734, 110848, 114312, 124704, 152416, 166272, 171468, 221696, 228624, 249408, 304832, 332544, 342936, 457248, 498816, 609664, 665088, 685872, 914496, 997632, 1219328, 1371744, 1828992, 1995264, 2438656, 2743488, 3657984, 5486976, 7315968, 10973952, 21947904]

約数ペア:

[(1, 21947904), (2, 10973952), (3, 7315968), (4, 5486976), (6, 3657984), (8, 2743488), (9, 2438656), (11, 1995264), (12, 1828992), (16, 1371744), (18, 1219328), (22, 997632), (24, 914496), (32, 685872), (33, 665088), (36, 609664), (44, 498816), (48, 457248), (64, 342936), (66, 332544), (72, 304832), (88, 249408), (96, 228624), (99, 221696), (128, 171468), (132, 166272), (144, 152416), (176, 124704), (192, 114312), (198, 110848), (256, 85734), (264, 83136), (288, 76208), (352, 62352), (384, 57156), (396, 55424), (433, 50688), (512, 42867), (528, 41568), (576, 38104), (704, 31176), (768, 28578), (792, 27712), (866, 25344), (1056, 20784), (1152, 19052), (1299, 16896), (1408, 15588), (1536, 14289), (1584, 13856), (1732, 12672), (2112, 10392), (2304, 9526), (2598, 8448), (2816, 7794), (3168, 6928), (3464, 6336), (3897, 5632), (4224, 5196), (4608, 4763)]