21652136

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{7937}}^1$

素因数の和:7985

約数の個数: 32

約数和(自身を含む): 45722880

約数和(自身を除く): 24070744

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 124, 248, 341, 682, 1364, 2728, 7937, 15874, 31748, 63496, 87307, 174614, 246047, 349228, 492094, 698456, 984188, 1968376, 2706517, 5413034, 10826068, 21652136]

約数ペア:

[(1, 21652136), (2, 10826068), (4, 5413034), (8, 2706517), (11, 1968376), (22, 984188), (31, 698456), (44, 492094), (62, 349228), (88, 246047), (124, 174614), (248, 87307), (341, 63496), (682, 31748), (1364, 15874), (2728, 7937)]