21450819

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{2423}}^1$

素因数の和:2666

約数の個数: 16

約数和(自身を含む): 30949632

約数和(自身を除く): 9498813

約数列:

[1, 3, 13, 39, 227, 681, 2423, 2951, 7269, 8853, 31499, 94497, 550021, 1650063, 7150273, 21450819]

約数ペア:

[(1, 21450819), (3, 7150273), (13, 1650063), (39, 550021), (227, 94497), (681, 31499), (2423, 8853), (2951, 7269)]