21000570610

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{110529319}}^1$

素因数の和:110529345

約数の個数: 16

約数和(自身を含む): 39790555200

約数和(自身を除く): 18789984590

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 110529319, 221058638, 552646595, 1105293190, 2100057061, 4200114122, 10500285305, 21000570610]

約数ペア:

[(1, 21000570610), (2, 10500285305), (5, 4200114122), (10, 2100057061), (19, 1105293190), (38, 552646595), (95, 221058638), (190, 110529319)]