21000425479

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{499}}^1\times {\mathrm{1951}}^1$

素因数の和:2551

約数の個数: 32

約数和(自身を含む): 24033024000

約数和(自身を除く): 3032598521

約数列:

[1, 11, 37, 53, 407, 499, 583, 1951, 1961, 5489, 18463, 21461, 21571, 26447, 72187, 103403, 203093, 290917, 794057, 973549, 978539, 1137433, 3825911, 10709039, 10763929, 36021313, 42085021, 51598097, 396234443, 567579067, 1909129589, 21000425479]

約数ペア:

[(1, 21000425479), (11, 1909129589), (37, 567579067), (53, 396234443), (407, 51598097), (499, 42085021), (583, 36021313), (1951, 10763929), (1961, 10709039), (5489, 3825911), (18463, 1137433), (21461, 978539), (21571, 973549), (26447, 794057), (72187, 290917), (103403, 203093)]