21388596

素因数分解:

$2^2\times 3^1\times {\mathrm{281}}^1\times {\mathrm{6343}}^1$

素因数の和:6631

約数の個数: 24

約数和(自身を含む): 50092224

約数和(自身を除く): 28703628

約数列:

[1, 2, 3, 4, 6, 12, 281, 562, 843, 1124, 1686, 3372, 6343, 12686, 19029, 25372, 38058, 76116, 1782383, 3564766, 5347149, 7129532, 10694298, 21388596]

約数ペア:

[(1, 21388596), (2, 10694298), (3, 7129532), (4, 5347149), (6, 3564766), (12, 1782383), (281, 76116), (562, 38058), (843, 25372), (1124, 19029), (1686, 12686), (3372, 6343)]