21406286

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{953}}^1\times {\mathrm{1021}}^1$

素因数の和:1987

約数の個数: 16

約数和(自身を含む): 35099568

約数和(自身を除く): 13693282

約数列:

[1, 2, 11, 22, 953, 1021, 1906, 2042, 10483, 11231, 20966, 22462, 973013, 1946026, 10703143, 21406286]

約数ペア:

[(1, 21406286), (2, 10703143), (11, 1946026), (22, 973013), (953, 22462), (1021, 20966), (1906, 11231), (2042, 10483)]