21406366

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{9397}}^1$

素因数の和:9483

約数の個数: 16

約数和(自身を含む): 34509456

約数和(自身を除く): 13103090

約数列:

[1, 2, 17, 34, 67, 134, 1139, 2278, 9397, 18794, 159749, 319498, 629599, 1259198, 10703183, 21406366]

約数ペア:

[(1, 21406366), (2, 10703183), (17, 1259198), (34, 629599), (67, 319498), (134, 159749), (1139, 18794), (2278, 9397)]