21000421404

素因数分解:

$2^2\times 3^2\times {\mathrm{583345039}}^1$

素因数の和:583345049

約数の個数: 18

約数和(自身を含む): 53084398640

約数和(自身を除く): 32083977236

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 583345039, 1166690078, 1750035117, 2333380156, 3500070234, 5250105351, 7000140468, 10500210702, 21000421404]

約数ペア:

[(1, 21000421404), (2, 10500210702), (3, 7000140468), (4, 5250105351), (6, 3500070234), (9, 2333380156), (12, 1750035117), (18, 1166690078), (36, 583345039)]