21235754

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{2207}}^1$

素因数の和:2509

約数の個数: 16

約数和(自身を含む): 33861888

約数和(自身を除く): 12626134

約数列:

[1, 2, 17, 34, 283, 566, 2207, 4414, 4811, 9622, 37519, 75038, 624581, 1249162, 10617877, 21235754]

約数ペア:

[(1, 21235754), (2, 10617877), (17, 1249162), (34, 624581), (283, 75038), (566, 37519), (2207, 9622), (4414, 4811)]