21031308

素因数分解:

$2^2\times 3^2\times {\mathrm{584203}}^1$

素因数の和:584213

約数の個数: 18

約数和(自身を含む): 53162564

約数和(自身を除く): 32131256

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 584203, 1168406, 1752609, 2336812, 3505218, 5257827, 7010436, 10515654, 21031308]

約数ペア:

[(1, 21031308), (2, 10515654), (3, 7010436), (4, 5257827), (6, 3505218), (9, 2336812), (12, 1752609), (18, 1168406), (36, 584203)]