21911752

素因数分解:

$2^3\times {\mathrm{1171}}^1\times {\mathrm{2339}}^1$

素因数の和:3516

約数の個数: 16

約数和(自身を含む): 41137200

約数和(自身を除く): 19225448

約数列:

[1, 2, 4, 8, 1171, 2339, 2342, 4678, 4684, 9356, 9368, 18712, 2738969, 5477938, 10955876, 21911752]

約数ペア:

[(1, 21911752), (2, 10955876), (4, 5477938), (8, 2738969), (1171, 18712), (2339, 9368), (2342, 9356), (4678, 4684)]