21355248

素因数分解:

$2^4\times 3^1\times {\mathrm{444901}}^1$

素因数の和:444912

約数の個数: 20

約数和(自身を含む): 55167848

約数和(自身を除く): 33812600

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 444901, 889802, 1334703, 1779604, 2669406, 3559208, 5338812, 7118416, 10677624, 21355248]

約数ペア:

[(1, 21355248), (2, 10677624), (3, 7118416), (4, 5338812), (6, 3559208), (8, 2669406), (12, 1779604), (16, 1334703), (24, 889802), (48, 444901)]