21727325

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{283}}^1$

素因数の和:413

約数の個数: 24

約数和(自身を含む): 28102368

約数和(自身を除く): 6375043

約数列:

[1, 5, 25, 37, 83, 185, 283, 415, 925, 1415, 2075, 3071, 7075, 10471, 15355, 23489, 52355, 76775, 117445, 261775, 587225, 869093, 4345465, 21727325]

約数ペア:

[(1, 21727325), (5, 4345465), (25, 869093), (37, 587225), (83, 261775), (185, 117445), (283, 76775), (415, 52355), (925, 23489), (1415, 15355), (2075, 10471), (3071, 7075)]