21710152

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{277}}^1$

素因数の和:481

約数の個数: 32

約数和(自身を含む): 41683320

約数和(自身を除く): 19973168

約数列:

[1, 2, 4, 8, 97, 101, 194, 202, 277, 388, 404, 554, 776, 808, 1108, 2216, 9797, 19594, 26869, 27977, 39188, 53738, 55954, 78376, 107476, 111908, 214952, 223816, 2713769, 5427538, 10855076, 21710152]

約数ペア:

[(1, 21710152), (2, 10855076), (4, 5427538), (8, 2713769), (97, 223816), (101, 214952), (194, 111908), (202, 107476), (277, 78376), (388, 55954), (404, 53738), (554, 39188), (776, 27977), (808, 26869), (1108, 19594), (2216, 9797)]