21154416

素因数分解:

$2^4\times 3^1\times {\mathrm{440717}}^1$

素因数の和:440728

約数の個数: 20

約数和(自身を含む): 54649032

約数和(自身を除く): 33494616

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 440717, 881434, 1322151, 1762868, 2644302, 3525736, 5288604, 7051472, 10577208, 21154416]

約数ペア:

[(1, 21154416), (2, 10577208), (3, 7051472), (4, 5288604), (6, 3525736), (8, 2644302), (12, 1762868), (16, 1322151), (24, 881434), (48, 440717)]