21494784

素因数分解:

$2^{10}\times 3^1\times {\mathrm{6997}}^1$

素因数の和:7020

約数の個数: 44

約数和(自身を含む): 57299624

約数和(自身を除く): 35804840

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1024, 1536, 3072, 6997, 13994, 20991, 27988, 41982, 55976, 83964, 111952, 167928, 223904, 335856, 447808, 671712, 895616, 1343424, 1791232, 2686848, 3582464, 5373696, 7164928, 10747392, 21494784]

約数ペア:

[(1, 21494784), (2, 10747392), (3, 7164928), (4, 5373696), (6, 3582464), (8, 2686848), (12, 1791232), (16, 1343424), (24, 895616), (32, 671712), (48, 447808), (64, 335856), (96, 223904), (128, 167928), (192, 111952), (256, 83964), (384, 55976), (512, 41982), (768, 27988), (1024, 20991), (1536, 13994), (3072, 6997)]