21471362

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{22697}}^1$

素因数の和:22753

約数の個数: 16

約数和(自身を含む): 35953632

約数和(自身を除く): 14482270

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 22697, 45394, 249667, 499334, 975971, 1951942, 10735681, 21471362]

約数ペア:

[(1, 21471362), (2, 10735681), (11, 1951942), (22, 975971), (43, 499334), (86, 249667), (473, 45394), (946, 22697)]