20213102588

素因数分解:

$2^2\times 7^1\times {\mathrm{857}}^1\times {\mathrm{842353}}^1$

素因数の和:843221

約数の個数: 24

約数和(自身を含む): 40473424992

約数和(自身を除く): 20260322404

約数列:

[1, 2, 4, 7, 14, 28, 857, 1714, 3428, 5999, 11998, 23996, 842353, 1684706, 3369412, 5896471, 11792942, 23585884, 721896521, 1443793042, 2887586084, 5053275647, 10106551294, 20213102588]

約数ペア:

[(1, 20213102588), (2, 10106551294), (4, 5053275647), (7, 2887586084), (14, 1443793042), (28, 721896521), (857, 23585884), (1714, 11792942), (3428, 5896471), (5999, 3369412), (11998, 1684706), (23996, 842353)]