21021696

素因数分解:

$2^{10}\times 3^2\times {\mathrm{2281}}^1$

素因数の和:2307

約数の個数: 66

約数和(自身を含む): 60726302

約数和(自身を除く): 39704606

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 512, 576, 768, 1024, 1152, 1536, 2281, 2304, 3072, 4562, 4608, 6843, 9124, 9216, 13686, 18248, 20529, 27372, 36496, 41058, 54744, 72992, 82116, 109488, 145984, 164232, 218976, 291968, 328464, 437952, 583936, 656928, 875904, 1167872, 1313856, 1751808, 2335744, 2627712, 3503616, 5255424, 7007232, 10510848, 21021696]

約数ペア:

[(1, 21021696), (2, 10510848), (3, 7007232), (4, 5255424), (6, 3503616), (8, 2627712), (9, 2335744), (12, 1751808), (16, 1313856), (18, 1167872), (24, 875904), (32, 656928), (36, 583936), (48, 437952), (64, 328464), (72, 291968), (96, 218976), (128, 164232), (144, 145984), (192, 109488), (256, 82116), (288, 72992), (384, 54744), (512, 41058), (576, 36496), (768, 27372), (1024, 20529), (1152, 18248), (1536, 13686), (2281, 9216), (2304, 9124), (3072, 6843), (4562, 4608)]