21354864

素因数分解:

$2^4\times 3^1\times {\mathrm{444893}}^1$

素因数の和:444904

約数の個数: 20

約数和(自身を含む): 55166856

約数和(自身を除く): 33811992

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 444893, 889786, 1334679, 1779572, 2669358, 3559144, 5338716, 7118288, 10677432, 21354864]

約数ペア:

[(1, 21354864), (2, 10677432), (3, 7118288), (4, 5338716), (6, 3559144), (8, 2669358), (12, 1779572), (16, 1334679), (24, 889786), (48, 444893)]