21127997

素因数分解:

${\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{593}}^1$

素因数の和:724

約数の個数: 16

約数和(自身を含む): 23950080

約数和(自身を除く): 2822083

約数列:

[1, 11, 41, 79, 451, 593, 869, 3239, 6523, 24313, 35629, 46847, 267443, 515317, 1920727, 21127997]

約数ペア:

[(1, 21127997), (11, 1920727), (41, 515317), (79, 267443), (451, 46847), (593, 35629), (869, 24313), (3239, 6523)]