21936435

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{673}}^1$

素因数の和:775

約数の個数: 32

約数和(自身を含む): 36687168

約数和(自身を除く): 14750733

約数列:

[1, 3, 5, 15, 41, 53, 123, 159, 205, 265, 615, 673, 795, 2019, 2173, 3365, 6519, 10095, 10865, 27593, 32595, 35669, 82779, 107007, 137965, 178345, 413895, 535035, 1462429, 4387287, 7312145, 21936435]

約数ペア:

[(1, 21936435), (3, 7312145), (5, 4387287), (15, 1462429), (41, 535035), (53, 413895), (123, 178345), (159, 137965), (205, 107007), (265, 82779), (615, 35669), (673, 32595), (795, 27593), (2019, 10865), (2173, 10095), (3365, 6519)]