21160802

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{11149}}^1$

素因数の和:11237

約数の個数: 16

約数和(自身を含む): 34654200

約数和(自身を除く): 13493398

約数列:

[1, 2, 13, 26, 73, 146, 949, 1898, 11149, 22298, 144937, 289874, 813877, 1627754, 10580401, 21160802]

約数ペア:

[(1, 21160802), (2, 10580401), (13, 1627754), (26, 813877), (73, 289874), (146, 144937), (949, 22298), (1898, 11149)]