21000746470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{34147}}^1\times {\mathrm{5591}}^1$

素因数の和:39756

約数の個数: 32

約数和(自身を含む): 41246413056

約数和(自身を除く): 20245666586

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 5591, 11182, 27955, 34147, 55910, 61501, 68294, 123002, 170735, 307505, 341470, 375617, 615010, 751234, 1878085, 3756170, 190915877, 381831754, 954579385, 1909158770, 2100074647, 4200149294, 10500373235, 21000746470]

約数ペア:

[(1, 21000746470), (2, 10500373235), (5, 4200149294), (10, 2100074647), (11, 1909158770), (22, 954579385), (55, 381831754), (110, 190915877), (5591, 3756170), (11182, 1878085), (27955, 751234), (34147, 615010), (55910, 375617), (61501, 341470), (68294, 307505), (123002, 170735)]