42521409

素因数分解:

$3^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1433}}^1$

素因数の和:1606

約数の個数: 32

約数和(自身を含む): 72503040

約数和(自身を除く): 29981631

約数列:

[1, 3, 7, 9, 21, 27, 63, 157, 189, 471, 1099, 1413, 1433, 3297, 4239, 4299, 9891, 10031, 12897, 29673, 30093, 38691, 90279, 224981, 270837, 674943, 1574867, 2024829, 4724601, 6074487, 14173803, 42521409]

約数ペア:

[(1, 42521409), (3, 14173803), (7, 6074487), (9, 4724601), (21, 2024829), (27, 1574867), (63, 674943), (157, 270837), (189, 224981), (471, 90279), (1099, 38691), (1413, 30093), (1433, 29673), (3297, 12897), (4239, 10031), (4299, 9891)]