21716954

素因数分解:

$2^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{4603}}^1$

素因数の和:4949

約数の個数: 16

約数和(自身を含む): 37347648

約数和(自身を除く): 15630694

約数列:

[1, 2, 7, 14, 337, 674, 2359, 4603, 4718, 9206, 32221, 64442, 1551211, 3102422, 10858477, 21716954]

約数ペア:

[(1, 21716954), (2, 10858477), (7, 3102422), (14, 1551211), (337, 64442), (674, 32221), (2359, 9206), (4603, 4718)]