21067514

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{27941}}^1$

素因数の和:27985

約数の個数: 16

約数和(自身を含む): 35206920

約数和(自身を除く): 14139406

約数列:

[1, 2, 13, 26, 29, 58, 377, 754, 27941, 55882, 363233, 726466, 810289, 1620578, 10533757, 21067514]

約数ペア:

[(1, 21067514), (2, 10533757), (13, 1620578), (26, 810289), (29, 726466), (58, 363233), (377, 55882), (754, 27941)]