21802197670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{753619}}^1$

素因数の和:753900

約数の個数: 32

約数和(自身を含む): 42974426880

約数和(自身を除く): 21172229210

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 263, 526, 1315, 2630, 2893, 5786, 14465, 28930, 753619, 1507238, 3768095, 7536190, 8289809, 16579618, 41449045, 82898090, 198201797, 396403594, 991008985, 1982017970, 2180219767, 4360439534, 10901098835, 21802197670]

約数ペア:

[(1, 21802197670), (2, 10901098835), (5, 4360439534), (10, 2180219767), (11, 1982017970), (22, 991008985), (55, 396403594), (110, 198201797), (263, 82898090), (526, 41449045), (1315, 16579618), (2630, 8289809), (2893, 7536190), (5786, 3768095), (14465, 1507238), (28930, 753619)]