21000659415

素因数分解:

$3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{13084523}}^1$

素因数の和:13084638

約数の個数: 16

約数和(自身を含む): 33915086208

約数和(自身を除く): 12914426793

約数列:

[1, 3, 5, 15, 107, 321, 535, 1605, 13084523, 39253569, 65422615, 196267845, 1400043961, 4200131883, 7000219805, 21000659415]

約数ペア:

[(1, 21000659415), (3, 7000219805), (5, 4200131883), (15, 1400043961), (107, 196267845), (321, 65422615), (535, 39253569), (1605, 13084523)]