21521904

素因数分解:

$2^4\times 3^1\times {\mathrm{448373}}^1$

素因数の和:448384

約数の個数: 20

約数和(自身を含む): 55598376

約数和(自身を除く): 34076472

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 448373, 896746, 1345119, 1793492, 2690238, 3586984, 5380476, 7173968, 10760952, 21521904]

約数ペア:

[(1, 21521904), (2, 10760952), (3, 7173968), (4, 5380476), (6, 3586984), (8, 2690238), (12, 1793492), (16, 1345119), (24, 896746), (48, 448373)]