21494464

素因数分解:

$2^6\times {\mathrm{263}}^1\times {\mathrm{1277}}^1$

素因数の和:1552

約数の個数: 28

約数和(自身を含む): 42848784

約数和(自身を除く): 21354320

約数列:

[1, 2, 4, 8, 16, 32, 64, 263, 526, 1052, 1277, 2104, 2554, 4208, 5108, 8416, 10216, 16832, 20432, 40864, 81728, 335851, 671702, 1343404, 2686808, 5373616, 10747232, 21494464]

約数ペア:

[(1, 21494464), (2, 10747232), (4, 5373616), (8, 2686808), (16, 1343404), (32, 671702), (64, 335851), (263, 81728), (526, 40864), (1052, 20432), (1277, 16832), (2104, 10216), (2554, 8416), (4208, 5108)]