21064524

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{135029}}^1$

素因数の和:135049

約数の個数: 24

約数和(自身を含む): 52931760

約数和(自身を除く): 31867236

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 135029, 270058, 405087, 540116, 810174, 1620348, 1755377, 3510754, 5266131, 7021508, 10532262, 21064524]

約数ペア:

[(1, 21064524), (2, 10532262), (3, 7021508), (4, 5266131), (6, 3510754), (12, 1755377), (13, 1620348), (26, 810174), (39, 540116), (52, 405087), (78, 270058), (156, 135029)]