21491328

素因数分解:

$2^7\times 3^1\times {\mathrm{55967}}^1$

素因数の和:55984

約数の個数: 32

約数和(自身を含む): 57087360

約数和(自身を除く): 35596032

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 55967, 111934, 167901, 223868, 335802, 447736, 671604, 895472, 1343208, 1790944, 2686416, 3581888, 5372832, 7163776, 10745664, 21491328]

約数ペア:

[(1, 21491328), (2, 10745664), (3, 7163776), (4, 5372832), (6, 3581888), (8, 2686416), (12, 1790944), (16, 1343208), (24, 895472), (32, 671604), (48, 447736), (64, 335802), (96, 223868), (128, 167901), (192, 111934), (384, 55967)]