21593912

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{62773}}^1$

素因数の和:62822

約数の個数: 16

約数和(自身を含む): 41430840

約数和(自身を除く): 19836928

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 62773, 125546, 251092, 502184, 2699239, 5398478, 10796956, 21593912]

約数ペア:

[(1, 21593912), (2, 10796956), (4, 5398478), (8, 2699239), (43, 502184), (86, 251092), (172, 125546), (344, 62773)]