21314151935

素因数分解:

$5^1\times {\mathrm{307}}^1\times {\mathrm{881}}^1\times {\mathrm{15761}}^1$

素因数の和:16954

約数の個数: 16

約数和(自身を含む): 25691051232

約数和(自身を除く): 4376899297

約数列:

[1, 5, 307, 881, 1535, 4405, 15761, 78805, 270467, 1352335, 4838627, 13885441, 24193135, 69427205, 4262830387, 21314151935]

約数ペア:

[(1, 21314151935), (5, 4262830387), (307, 69427205), (881, 24193135), (1535, 13885441), (4405, 4838627), (15761, 1352335), (78805, 270467)]