21886380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{121591}}^1$

素因数の和:121606

約数の個数: 36

約数和(自身を含む): 66389232

約数和(自身を除く): 44502852

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 121591, 243182, 364773, 486364, 607955, 729546, 1094319, 1215910, 1459092, 1823865, 2188638, 2431820, 3647730, 4377276, 5471595, 7295460, 10943190, 21886380]

約数ペア:

[(1, 21886380), (2, 10943190), (3, 7295460), (4, 5471595), (5, 4377276), (6, 3647730), (9, 2431820), (10, 2188638), (12, 1823865), (15, 1459092), (18, 1215910), (20, 1094319), (30, 729546), (36, 607955), (45, 486364), (60, 364773), (90, 243182), (180, 121591)]