21034918

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{5413}}^1$

素因数の和:5511

約数の個数: 16

約数和(自身を含む): 33133680

約数和(自身を除く): 12098762

約数列:

[1, 2, 29, 58, 67, 134, 1943, 3886, 5413, 10826, 156977, 313954, 362671, 725342, 10517459, 21034918]

約数ペア:

[(1, 21034918), (2, 10517459), (29, 725342), (58, 362671), (67, 313954), (134, 156977), (1943, 10826), (3886, 5413)]