21025812

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1949}}^1$

素因数の和:2016

約数の個数: 48

約数和(自身を含む): 52416000

約数和(自身を除く): 31390188

約数列:

[1, 2, 3, 4, 6, 12, 29, 31, 58, 62, 87, 93, 116, 124, 174, 186, 348, 372, 899, 1798, 1949, 2697, 3596, 3898, 5394, 5847, 7796, 10788, 11694, 23388, 56521, 60419, 113042, 120838, 169563, 181257, 226084, 241676, 339126, 362514, 678252, 725028, 1752151, 3504302, 5256453, 7008604, 10512906, 21025812]

約数ペア:

[(1, 21025812), (2, 10512906), (3, 7008604), (4, 5256453), (6, 3504302), (12, 1752151), (29, 725028), (31, 678252), (58, 362514), (62, 339126), (87, 241676), (93, 226084), (116, 181257), (124, 169563), (174, 120838), (186, 113042), (348, 60419), (372, 56521), (899, 23388), (1798, 11694), (1949, 10788), (2697, 7796), (3596, 5847), (3898, 5394)]