21346156

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{857}}^1$

素因数の和:1353

約数の個数: 24

約数和(自身を含む): 40360320

約数和(自身を除く): 19014164

約数列:

[1, 2, 4, 13, 26, 52, 479, 857, 958, 1714, 1916, 3428, 6227, 11141, 12454, 22282, 24908, 44564, 410503, 821006, 1642012, 5336539, 10673078, 21346156]

約数ペア:

[(1, 21346156), (2, 10673078), (4, 5336539), (13, 1642012), (26, 821006), (52, 410503), (479, 44564), (857, 24908), (958, 22282), (1714, 12454), (1916, 11141), (3428, 6227)]