21362824

素因数分解:

$2^3\times 7^2\times {\mathrm{54497}}^1$

素因数の和:54517

約数の個数: 24

約数和(自身を含む): 46595790

約数和(自身を除く): 25232966

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 54497, 108994, 217988, 381479, 435976, 762958, 1525916, 2670353, 3051832, 5340706, 10681412, 21362824]

約数ペア:

[(1, 21362824), (2, 10681412), (4, 5340706), (7, 3051832), (8, 2670353), (14, 1525916), (28, 762958), (49, 435976), (56, 381479), (98, 217988), (196, 108994), (392, 54497)]