201621926

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{213131}}^1$

素因数の和:213187

約数の個数: 16

約数和(自身を含む): 337601088

約数和(自身を除く): 135979162

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 213131, 426262, 2344441, 4688882, 9164633, 18329266, 100810963, 201621926]

約数ペア:

[(1, 201621926), (2, 100810963), (11, 18329266), (22, 9164633), (43, 4688882), (86, 2344441), (473, 426262), (946, 213131)]