21000724833

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{967}}^1\times {\mathrm{1823}}^1$

素因数の和:2842

約数の個数: 48

約数和(自身を含む): 32289878016

約数和(自身を除く): 11289153183

約数列:

[1, 3, 11, 19, 33, 57, 209, 361, 627, 967, 1083, 1823, 2901, 3971, 5469, 10637, 11913, 18373, 20053, 31911, 34637, 55119, 60159, 103911, 202103, 349087, 381007, 606309, 658103, 1047261, 1143021, 1762841, 1974309, 3839957, 5288523, 7239133, 11519871, 19391251, 21717399, 33493979, 58173753, 100481937, 368433769, 636385601, 1105301307, 1909156803, 7000241611, 21000724833]

約数ペア:

[(1, 21000724833), (3, 7000241611), (11, 1909156803), (19, 1105301307), (33, 636385601), (57, 368433769), (209, 100481937), (361, 58173753), (627, 33493979), (967, 21717399), (1083, 19391251), (1823, 11519871), (2901, 7239133), (3971, 5288523), (5469, 3839957), (10637, 1974309), (11913, 1762841), (18373, 1143021), (20053, 1047261), (31911, 658103), (34637, 606309), (55119, 381007), (60159, 349087), (103911, 202103)]