21774351

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{677}}^1$

素因数の和:902

約数の個数: 16

約数和(自身を含む): 29680128

約数和(自身を除く): 7905777

約数列:

[1, 3, 71, 151, 213, 453, 677, 2031, 10721, 32163, 48067, 102227, 144201, 306681, 7258117, 21774351]

約数ペア:

[(1, 21774351), (3, 7258117), (71, 306681), (151, 144201), (213, 102227), (453, 48067), (677, 32163), (2031, 10721)]