21277488

素因数分解:

$2^4\times 3^1\times {\mathrm{443281}}^1$

素因数の和:443292

約数の個数: 20

約数和(自身を含む): 54966968

約数和(自身を除く): 33689480

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 443281, 886562, 1329843, 1773124, 2659686, 3546248, 5319372, 7092496, 10638744, 21277488]

約数ペア:

[(1, 21277488), (2, 10638744), (3, 7092496), (4, 5319372), (6, 3546248), (8, 2659686), (12, 1773124), (16, 1329843), (24, 886562), (48, 443281)]