21492435

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{283}}^1$

素因数の和:435

約数の個数: 32

約数和(自身を含む): 35497728

約数和(自身を除く): 14005293

約数列:

[1, 3, 5, 15, 61, 83, 183, 249, 283, 305, 415, 849, 915, 1245, 1415, 4245, 5063, 15189, 17263, 23489, 25315, 51789, 70467, 75945, 86315, 117445, 258945, 352335, 1432829, 4298487, 7164145, 21492435]

約数ペア:

[(1, 21492435), (3, 7164145), (5, 4298487), (15, 1432829), (61, 352335), (83, 258945), (183, 117445), (249, 86315), (283, 75945), (305, 70467), (415, 51789), (849, 25315), (915, 23489), (1245, 17263), (1415, 15189), (4245, 5063)]