21663419998

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{415661}}^1$

素因数の和:415800

約数の個数: 32

約数和(自身を含む): 37349724672

約数和(自身を除く): 15686304674

約数列:

[1, 2, 11, 22, 23, 46, 103, 206, 253, 506, 1133, 2266, 2369, 4738, 26059, 52118, 415661, 831322, 4572271, 9144542, 9560203, 19120406, 42813083, 85626166, 105162233, 210324466, 470943913, 941887826, 984700909, 1969401818, 10831709999, 21663419998]

約数ペア:

[(1, 21663419998), (2, 10831709999), (11, 1969401818), (22, 984700909), (23, 941887826), (46, 470943913), (103, 210324466), (206, 105162233), (253, 85626166), (506, 42813083), (1133, 19120406), (2266, 9560203), (2369, 9144542), (4738, 4572271), (26059, 831322), (52118, 415661)]