21410406

素因数分解:

$2^1\times 3^4\times {\mathrm{149}}^1\times {\mathrm{887}}^1$

素因数の和:1050

約数の個数: 40

約数和(自身を含む): 48351600

約数和(自身を除く): 26941194

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 149, 162, 298, 447, 887, 894, 1341, 1774, 2661, 2682, 4023, 5322, 7983, 8046, 12069, 15966, 23949, 24138, 47898, 71847, 132163, 143694, 264326, 396489, 792978, 1189467, 2378934, 3568401, 7136802, 10705203, 21410406]

約数ペア:

[(1, 21410406), (2, 10705203), (3, 7136802), (6, 3568401), (9, 2378934), (18, 1189467), (27, 792978), (54, 396489), (81, 264326), (149, 143694), (162, 132163), (298, 71847), (447, 47898), (887, 24138), (894, 23949), (1341, 15966), (1774, 12069), (2661, 8046), (2682, 7983), (4023, 5322)]