2168403.00000000

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1\times {\mathrm{743}}^1$

素因数の和:1120

約数の個数: 16

約数和(自身を含む): 49711104

約数和(自身を除く): 8201923

約数列:

[1, 7, 23, 161, 347, 743, 2429, 5201, 7981, 17089, 55867, 119623, 257821, 1804747, 5929883, 41509181]

約数ペア:

[(1, 41509181), (7, 5929883), (23, 1804747), (161, 257821), (347, 119623), (743, 55867), (2429, 17089), (5201, 7981)]