21763479

素因数分解:

$3^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1\times {\mathrm{449}}^1$

素因数の和:710

約数の個数: 16

約数和(自身を含む): 29548800

約数和(自身を除く): 7785321

約数列:

[1, 3, 107, 151, 321, 449, 453, 1347, 16157, 48043, 48471, 67799, 144129, 203397, 7254493, 21763479]

約数ペア:

[(1, 21763479), (3, 7254493), (107, 203397), (151, 144129), (321, 67799), (449, 48471), (453, 48043), (1347, 16157)]