21089676

素因数分解:

$2^2\times 3^1\times {\mathrm{409}}^1\times {\mathrm{4297}}^1$

素因数の和:4713

約数の個数: 24

約数和(自身を含む): 49341040

約数和(自身を除く): 28251364

約数列:

[1, 2, 3, 4, 6, 12, 409, 818, 1227, 1636, 2454, 4297, 4908, 8594, 12891, 17188, 25782, 51564, 1757473, 3514946, 5272419, 7029892, 10544838, 21089676]

約数ペア:

[(1, 21089676), (2, 10544838), (3, 7029892), (4, 5272419), (6, 3514946), (12, 1757473), (409, 51564), (818, 25782), (1227, 17188), (1636, 12891), (2454, 8594), (4297, 4908)]