21000307110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{1059017}}^1$

素因数の和:1059688

約数の個数: 32

約数和(自身を含む): 50477033952

約数和(自身を除く): 29476726842

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 661, 1322, 1983, 3305, 3966, 6610, 9915, 19830, 1059017, 2118034, 3177051, 5295085, 6354102, 10590170, 15885255, 31770510, 700010237, 1400020474, 2100030711, 3500051185, 4200061422, 7000102370, 10500153555, 21000307110]

約数ペア:

[(1, 21000307110), (2, 10500153555), (3, 7000102370), (5, 4200061422), (6, 3500051185), (10, 2100030711), (15, 1400020474), (30, 700010237), (661, 31770510), (1322, 15885255), (1983, 10590170), (3305, 6354102), (3966, 5295085), (6610, 3177051), (9915, 2118034), (19830, 1059017)]