21373451

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{619}}^1$

素因数の和:746

約数の個数: 16

約数和(自身を含む): 24224640

約数和(自身を除く): 2851189

約数列:

[1, 11, 43, 73, 473, 619, 803, 3139, 6809, 26617, 34529, 45187, 292787, 497057, 1943041, 21373451]

約数ペア:

[(1, 21373451), (11, 1943041), (43, 497057), (73, 292787), (473, 45187), (619, 34529), (803, 26617), (3139, 6809)]