21435862

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{66571}}^1$

素因数の和:66603

約数の個数: 16

約数和(自身を含む): 38345472

約数和(自身を除く): 16909610

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 66571, 133142, 465997, 931994, 1531133, 3062266, 10717931, 21435862]

約数ペア:

[(1, 21435862), (2, 10717931), (7, 3062266), (14, 1531133), (23, 931994), (46, 465997), (161, 133142), (322, 66571)]