21774656

素因数分解:

$2^6\times {\mathrm{397}}^1\times {\mathrm{857}}^1$

素因数の和:1266

約数の個数: 28

約数和(自身を含む): 43368468

約数和(自身を除く): 21593812

約数列:

[1, 2, 4, 8, 16, 32, 64, 397, 794, 857, 1588, 1714, 3176, 3428, 6352, 6856, 12704, 13712, 25408, 27424, 54848, 340229, 680458, 1360916, 2721832, 5443664, 10887328, 21774656]

約数ペア:

[(1, 21774656), (2, 10887328), (4, 5443664), (8, 2721832), (16, 1360916), (32, 680458), (64, 340229), (397, 54848), (794, 27424), (857, 25408), (1588, 13712), (1714, 12704), (3176, 6856), (3428, 6352)]