20961754

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{14221}}^1$

素因数の和:14301

約数の個数: 16

約数和(自身を含む): 34815456

約数和(自身を除く): 13853702

約数列:

[1, 2, 11, 22, 67, 134, 737, 1474, 14221, 28442, 156431, 312862, 952807, 1905614, 10480877, 20961754]

約数ペア:

[(1, 20961754), (2, 10480877), (11, 1905614), (22, 952807), (67, 312862), (134, 156431), (737, 28442), (1474, 14221)]