21437012

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{599}}^1$

素因数の和:1015

約数の個数: 24

約数和(自身を含む): 39312000

約数和(自身を除く): 17874988

約数列:

[1, 2, 4, 23, 46, 92, 389, 599, 778, 1198, 1556, 2396, 8947, 13777, 17894, 27554, 35788, 55108, 233011, 466022, 932044, 5359253, 10718506, 21437012]

約数ペア:

[(1, 21437012), (2, 10718506), (4, 5359253), (23, 932044), (46, 466022), (92, 233011), (389, 55108), (599, 35788), (778, 27554), (1198, 17894), (1556, 13777), (2396, 8947)]