21167616

素因数分解:

$2^9\times 3^1\times {\mathrm{13781}}^1$

素因数の和:13802

約数の個数: 40

約数和(自身を含む): 56395944

約数和(自身を除く): 35228328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 13781, 27562, 41343, 55124, 82686, 110248, 165372, 220496, 330744, 440992, 661488, 881984, 1322976, 1763968, 2645952, 3527936, 5291904, 7055872, 10583808, 21167616]

約数ペア:

[(1, 21167616), (2, 10583808), (3, 7055872), (4, 5291904), (6, 3527936), (8, 2645952), (12, 1763968), (16, 1322976), (24, 881984), (32, 661488), (48, 440992), (64, 330744), (96, 220496), (128, 165372), (192, 110248), (256, 82686), (384, 55124), (512, 41343), (768, 27562), (1536, 13781)]