16821054

素因数分解:

$2^1\times 3^3\times {\mathrm{181}}^1\times {\mathrm{1721}}^1$

素因数の和:1913

約数の個数: 32

約数和(自身を含む): 37608480

約数和(自身を除く): 20787426

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 181, 362, 543, 1086, 1629, 1721, 3258, 3442, 4887, 5163, 9774, 10326, 15489, 30978, 46467, 92934, 311501, 623002, 934503, 1869006, 2803509, 5607018, 8410527, 16821054]

約数ペア:

[(1, 16821054), (2, 8410527), (3, 5607018), (6, 2803509), (9, 1869006), (18, 934503), (27, 623002), (54, 311501), (181, 92934), (362, 46467), (543, 30978), (1086, 15489), (1629, 10326), (1721, 9774), (3258, 5163), (3442, 4887)]