21056064256

素因数分解:

$2^8\times {\mathrm{82250251}}^1$

素因数の和:82250267

約数の個数: 18

約数和(自身を含む): 42029878772

約数和(自身を除く): 20973814516

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 82250251, 164500502, 329001004, 658002008, 1316004016, 2632008032, 5264016064, 10528032128, 21056064256]

約数ペア:

[(1, 21056064256), (2, 10528032128), (4, 5264016064), (8, 2632008032), (16, 1316004016), (32, 658002008), (64, 329001004), (128, 164500502), (256, 82250251)]