21283384

素因数分解:

$2^3\times {\mathrm{1319}}^1\times {\mathrm{2017}}^1$

素因数の和:3342

約数の個数: 16

約数和(自身を含む): 39956400

約数和(自身を除く): 18673016

約数列:

[1, 2, 4, 8, 1319, 2017, 2638, 4034, 5276, 8068, 10552, 16136, 2660423, 5320846, 10641692, 21283384]

約数ペア:

[(1, 21283384), (2, 10641692), (4, 5320846), (8, 2660423), (1319, 16136), (2017, 10552), (2638, 8068), (4034, 5276)]