21217488

素因数分解:

$2^4\times 3^1\times {\mathrm{442031}}^1$

素因数の和:442042

約数の個数: 20

約数和(自身を含む): 54811968

約数和(自身を除く): 33594480

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 442031, 884062, 1326093, 1768124, 2652186, 3536248, 5304372, 7072496, 10608744, 21217488]

約数ペア:

[(1, 21217488), (2, 10608744), (3, 7072496), (4, 5304372), (6, 3536248), (8, 2652186), (12, 1768124), (16, 1326093), (24, 884062), (48, 442031)]