21205248

素因数分解:

$2^8\times 3^1\times {\mathrm{27611}}^1$

素因数の和:27630

約数の個数: 36

約数和(自身を含む): 56438928

約数和(自身を除く): 35233680

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 768, 27611, 55222, 82833, 110444, 165666, 220888, 331332, 441776, 662664, 883552, 1325328, 1767104, 2650656, 3534208, 5301312, 7068416, 10602624, 21205248]

約数ペア:

[(1, 21205248), (2, 10602624), (3, 7068416), (4, 5301312), (6, 3534208), (8, 2650656), (12, 1767104), (16, 1325328), (24, 883552), (32, 662664), (48, 441776), (64, 331332), (96, 220888), (128, 165666), (192, 110444), (256, 82833), (384, 55222), (768, 27611)]