21124694

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{569}}^1\times {\mathrm{977}}^1$

素因数の和:1567

約数の個数: 16

約数和(自身を含む): 33447600

約数和(自身を除く): 12322906

約数列:

[1, 2, 19, 38, 569, 977, 1138, 1954, 10811, 18563, 21622, 37126, 555913, 1111826, 10562347, 21124694]

約数ペア:

[(1, 21124694), (2, 10562347), (19, 1111826), (38, 555913), (569, 37126), (977, 21622), (1138, 18563), (1954, 10811)]