42129428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{9871}}^1$

素因数の和:9983

約数の個数: 24

約数和(自身を含む): 81266304

約数和(自身を除く): 39136876

約数列:

[1, 2, 4, 11, 22, 44, 97, 194, 388, 1067, 2134, 4268, 9871, 19742, 39484, 108581, 217162, 434324, 957487, 1914974, 3829948, 10532357, 21064714, 42129428]

約数ペア:

[(1, 42129428), (2, 21064714), (4, 10532357), (11, 3829948), (22, 1914974), (44, 957487), (97, 434324), (194, 217162), (388, 108581), (1067, 39484), (2134, 19742), (4268, 9871)]