21048492

素因数分解:

$2^2\times 3^1\times {\mathrm{139}}^1\times {\mathrm{12619}}^1$

素因数の和:12765

約数の個数: 24

約数和(自身を含む): 49470400

約数和(自身を除く): 28421908

約数列:

[1, 2, 3, 4, 6, 12, 139, 278, 417, 556, 834, 1668, 12619, 25238, 37857, 50476, 75714, 151428, 1754041, 3508082, 5262123, 7016164, 10524246, 21048492]

約数ペア:

[(1, 21048492), (2, 10524246), (3, 7016164), (4, 5262123), (6, 3508082), (12, 1754041), (139, 151428), (278, 75714), (417, 50476), (556, 37857), (834, 25238), (1668, 12619)]