21573831

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{4079}}^1$

素因数の和:4166

約数の個数: 16

約数和(自身を含む): 30159360

約数和(自身を除く): 8585529

約数列:

[1, 3, 41, 43, 123, 129, 1763, 4079, 5289, 12237, 167239, 175397, 501717, 526191, 7191277, 21573831]

約数ペア:

[(1, 21573831), (3, 7191277), (41, 526191), (43, 501717), (123, 175397), (129, 167239), (1763, 12237), (4079, 5289)]