21000816710

素因数分解:

$2^1\times 5^1\times {\mathrm{62017}}^1\times {\mathrm{33863}}^1$

素因数の和:95887

約数の個数: 16

約数和(自身を含む): 37803195936

約数和(自身を除く): 16802379226

約数列:

[1, 2, 5, 10, 33863, 62017, 67726, 124034, 169315, 310085, 338630, 620170, 2100081671, 4200163342, 10500408355, 21000816710]

約数ペア:

[(1, 21000816710), (2, 10500408355), (5, 4200163342), (10, 2100081671), (33863, 620170), (62017, 338630), (67726, 310085), (124034, 169315)]