21738068

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{15937}}^1$

素因数の和:15983

約数の個数: 24

約数和(自身を含む): 42841344

約数和(自身を除く): 21103276

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 682, 1364, 15937, 31874, 63748, 175307, 350614, 494047, 701228, 988094, 1976188, 5434517, 10869034, 21738068]

約数ペア:

[(1, 21738068), (2, 10869034), (4, 5434517), (11, 1976188), (22, 988094), (31, 701228), (44, 494047), (62, 350614), (124, 175307), (341, 63748), (682, 31874), (1364, 15937)]