21967666

素因数分解:

$2^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{10531}}^1$

素因数の和:10689

約数の個数: 16

約数和(自身を含む): 37915200

約数和(自身を除く): 15947534

約数列:

[1, 2, 7, 14, 149, 298, 1043, 2086, 10531, 21062, 73717, 147434, 1569119, 3138238, 10983833, 21967666]

約数ペア:

[(1, 21967666), (2, 10983833), (7, 3138238), (14, 1569119), (149, 147434), (298, 73717), (1043, 21062), (2086, 10531)]