2143309.00000000

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{161731}}^1$

素因数の和:161750

約数の個数: 16

約数和(自身を含む): 33963720

約数和(自身を除く): 17143696

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 161731, 323462, 646924, 1293848, 2102503, 4205006, 8410012, 16820024]

約数ペア:

[(1, 16820024), (2, 8410012), (4, 4205006), (8, 2102503), (13, 1293848), (26, 646924), (52, 323462), (104, 161731)]