21173508

素因数分解:

$2^2\times 3^3\times {\mathrm{196051}}^1$

素因数の和:196064

約数の個数: 24

約数和(自身を含む): 54894560

約数和(自身を除く): 33721052

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 196051, 392102, 588153, 784204, 1176306, 1764459, 2352612, 3528918, 5293377, 7057836, 10586754, 21173508]

約数ペア:

[(1, 21173508), (2, 10586754), (3, 7057836), (4, 5293377), (6, 3528918), (9, 2352612), (12, 1764459), (18, 1176306), (27, 784204), (36, 588153), (54, 392102), (108, 196051)]