21224307

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{11579}}^1$

素因数の和:11642

約数の個数: 16

約数和(自身を含む): 31127040

約数和(自身を除く): 9902733

約数列:

[1, 3, 13, 39, 47, 141, 611, 1833, 11579, 34737, 150527, 451581, 544213, 1632639, 7074769, 21224307]

約数ペア:

[(1, 21224307), (3, 7074769), (13, 1632639), (39, 544213), (47, 451581), (141, 150527), (611, 34737), (1833, 11579)]