21237594

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{505657}}^1$

素因数の和:505669

約数の個数: 16

約数和(自身を含む): 48543168

約数和(自身を除く): 27305574

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 505657, 1011314, 1516971, 3033942, 3539599, 7079198, 10618797, 21237594]

約数ペア:

[(1, 21237594), (2, 10618797), (3, 7079198), (6, 3539599), (7, 3033942), (14, 1516971), (21, 1011314), (42, 505657)]