21169042753

素因数分解:

${\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1223}}^1\times {\mathrm{19211}}^1$

素因数の和:20504

約数の個数: 16

約数和(自身を含む): 22857054336

約数和(自身を除く): 1688011583

約数列:

[1, 17, 53, 901, 1223, 19211, 20791, 64819, 326587, 1018183, 1101923, 17309111, 23495053, 399415901, 1245237809, 21169042753]

約数ペア:

[(1, 21169042753), (17, 1245237809), (53, 399415901), (901, 23495053), (1223, 17309111), (19211, 1101923), (20791, 1018183), (64819, 326587)]