21477742

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{6827}}^1$

素因数の和:6864

約数の個数: 24

約数和(自身を含む): 38141208

約数和(自身を除く): 16663466

約数列:

[1, 2, 11, 13, 22, 26, 121, 143, 242, 286, 1573, 3146, 6827, 13654, 75097, 88751, 150194, 177502, 826067, 976261, 1652134, 1952522, 10738871, 21477742]

約数ペア:

[(1, 21477742), (2, 10738871), (11, 1952522), (13, 1652134), (22, 976261), (26, 826067), (121, 177502), (143, 150194), (242, 88751), (286, 75097), (1573, 13654), (3146, 6827)]