21310464

素因数分解:

$2^{10}\times 3^1\times 7^1\times {\mathrm{991}}^1$

素因数の和:1021

約数の個数: 88

約数和(自身を含む): 64979968

約数和(自身を除く): 43669504

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 256, 336, 384, 448, 512, 672, 768, 896, 991, 1024, 1344, 1536, 1792, 1982, 2688, 2973, 3072, 3584, 3964, 5376, 5946, 6937, 7168, 7928, 10752, 11892, 13874, 15856, 20811, 21504, 23784, 27748, 31712, 41622, 47568, 55496, 63424, 83244, 95136, 110992, 126848, 166488, 190272, 221984, 253696, 332976, 380544, 443968, 507392, 665952, 761088, 887936, 1014784, 1331904, 1522176, 1775872, 2663808, 3044352, 3551744, 5327616, 7103488, 10655232, 21310464]

約数ペア:

[(1, 21310464), (2, 10655232), (3, 7103488), (4, 5327616), (6, 3551744), (7, 3044352), (8, 2663808), (12, 1775872), (14, 1522176), (16, 1331904), (21, 1014784), (24, 887936), (28, 761088), (32, 665952), (42, 507392), (48, 443968), (56, 380544), (64, 332976), (84, 253696), (96, 221984), (112, 190272), (128, 166488), (168, 126848), (192, 110992), (224, 95136), (256, 83244), (336, 63424), (384, 55496), (448, 47568), (512, 41622), (672, 31712), (768, 27748), (896, 23784), (991, 21504), (1024, 20811), (1344, 15856), (1536, 13874), (1792, 11892), (1982, 10752), (2688, 7928), (2973, 7168), (3072, 6937), (3584, 5946), (3964, 5376)]