21508634

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{66797}}^1$

素因数の和:66829

約数の個数: 16

約数和(自身を含む): 38475648

約数和(自身を除く): 16967014

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 66797, 133594, 467579, 935158, 1536331, 3072662, 10754317, 21508634]

約数ペア:

[(1, 21508634), (2, 10754317), (7, 3072662), (14, 1536331), (23, 935158), (46, 467579), (161, 133594), (322, 66797)]