21436413

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{599}}^1$

素因数の和:832

約数の個数: 16

約数和(自身を含む): 29184000

約数和(自身を除く): 7747587

約数列:

[1, 3, 79, 151, 237, 453, 599, 1797, 11929, 35787, 47321, 90449, 141963, 271347, 7145471, 21436413]

約数ペア:

[(1, 21436413), (3, 7145471), (79, 271347), (151, 141963), (237, 90449), (453, 47321), (599, 35787), (1797, 11929)]