21950046

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{283}}^1$

素因数の和:461

約数の個数: 48

約数和(自身を含む): 49620480

約数和(自身を除く): 27670434

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 139, 186, 278, 279, 283, 417, 558, 566, 834, 849, 1251, 1698, 2502, 2547, 4309, 5094, 8618, 8773, 12927, 17546, 25854, 26319, 38781, 39337, 52638, 77562, 78674, 78957, 118011, 157914, 236022, 354033, 708066, 1219447, 2438894, 3658341, 7316682, 10975023, 21950046]

約数ペア:

[(1, 21950046), (2, 10975023), (3, 7316682), (6, 3658341), (9, 2438894), (18, 1219447), (31, 708066), (62, 354033), (93, 236022), (139, 157914), (186, 118011), (278, 78957), (279, 78674), (283, 77562), (417, 52638), (558, 39337), (566, 38781), (834, 26319), (849, 25854), (1251, 17546), (1698, 12927), (2502, 8773), (2547, 8618), (4309, 5094)]