21431448246

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{653}}^1\times {\mathrm{420769}}^1$

素因数の和:421440

約数の個数: 32

約数和(自身を含む): 46230841440

約数和(自身を除く): 24799393194

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 653, 1306, 1959, 3918, 8489, 16978, 25467, 50934, 420769, 841538, 1262307, 2524614, 5469997, 10939994, 16409991, 32819982, 274762157, 549524314, 824286471, 1648572942, 3571908041, 7143816082, 10715724123, 21431448246]

約数ペア:

[(1, 21431448246), (2, 10715724123), (3, 7143816082), (6, 3571908041), (13, 1648572942), (26, 824286471), (39, 549524314), (78, 274762157), (653, 32819982), (1306, 16409991), (1959, 10939994), (3918, 5469997), (8489, 2524614), (16978, 1262307), (25467, 841538), (50934, 420769)]