21365414

素因数分解:

$2^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{15733}}^1$

素因数の和:15839

約数の個数: 16

約数和(自身を含む): 37006368

約数和(自身を除く): 15640954

約数列:

[1, 2, 7, 14, 97, 194, 679, 1358, 15733, 31466, 110131, 220262, 1526101, 3052202, 10682707, 21365414]

約数ペア:

[(1, 21365414), (2, 10682707), (7, 3052202), (14, 1526101), (97, 220262), (194, 110131), (679, 31466), (1358, 15733)]