21139002

素因数分解:

$2^1\times 3^3\times {\mathrm{47}}^1\times {\mathrm{8329}}^1$

素因数の和:8387

約数の個数: 32

約数和(自身を含む): 47980800

約数和(自身を除く): 26841798

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 94, 141, 282, 423, 846, 1269, 2538, 8329, 16658, 24987, 49974, 74961, 149922, 224883, 391463, 449766, 782926, 1174389, 2348778, 3523167, 7046334, 10569501, 21139002]

約数ペア:

[(1, 21139002), (2, 10569501), (3, 7046334), (6, 3523167), (9, 2348778), (18, 1174389), (27, 782926), (47, 449766), (54, 391463), (94, 224883), (141, 149922), (282, 74961), (423, 49974), (846, 24987), (1269, 16658), (2538, 8329)]