21209088

素因数分解:

$2^{13}\times 3^1\times {\mathrm{863}}^1$

素因数の和:892

約数の個数: 56

約数和(自身を含む): 56619648

約数和(自身を除く): 35410560

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 863, 1024, 1536, 1726, 2048, 2589, 3072, 3452, 4096, 5178, 6144, 6904, 8192, 10356, 12288, 13808, 20712, 24576, 27616, 41424, 55232, 82848, 110464, 165696, 220928, 331392, 441856, 662784, 883712, 1325568, 1767424, 2651136, 3534848, 5302272, 7069696, 10604544, 21209088]

約数ペア:

[(1, 21209088), (2, 10604544), (3, 7069696), (4, 5302272), (6, 3534848), (8, 2651136), (12, 1767424), (16, 1325568), (24, 883712), (32, 662784), (48, 441856), (64, 331392), (96, 220928), (128, 165696), (192, 110464), (256, 82848), (384, 55232), (512, 41424), (768, 27616), (863, 24576), (1024, 20712), (1536, 13808), (1726, 12288), (2048, 10356), (2589, 8192), (3072, 6904), (3452, 6144), (4096, 5178)]