21461028

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{25189}}^1$

素因数の和:25267

約数の個数: 24

約数和(自身を含む): 50783040

約数和(自身を除く): 29322012

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 852, 25189, 50378, 75567, 100756, 151134, 302268, 1788419, 3576838, 5365257, 7153676, 10730514, 21461028]

約数ペア:

[(1, 21461028), (2, 10730514), (3, 7153676), (4, 5365257), (6, 3576838), (12, 1788419), (71, 302268), (142, 151134), (213, 100756), (284, 75567), (426, 50378), (852, 25189)]