21211982

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{3407}}^1$

素因数の和:3703

約数の個数: 16

約数和(自身を含む): 34843392

約数和(自身を除く): 13631410

約数列:

[1, 2, 11, 22, 283, 566, 3113, 3407, 6226, 6814, 37477, 74954, 964181, 1928362, 10605991, 21211982]

約数ペア:

[(1, 21211982), (2, 10605991), (11, 1928362), (22, 964181), (283, 74954), (566, 37477), (3113, 6814), (3407, 6226)]