21064590

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{78017}}^1$

素因数の和:78033

約数の個数: 32

約数和(自身を含む): 56172960

約数和(自身を除く): 35108370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 78017, 156034, 234051, 390085, 468102, 702153, 780170, 1170255, 1404306, 2106459, 2340510, 3510765, 4212918, 7021530, 10532295, 21064590]

約数ペア:

[(1, 21064590), (2, 10532295), (3, 7021530), (5, 4212918), (6, 3510765), (9, 2340510), (10, 2106459), (15, 1404306), (18, 1170255), (27, 780170), (30, 702153), (45, 468102), (54, 390085), (90, 234051), (135, 156034), (270, 78017)]