17680446

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{140321}}^1$

素因数の和:140336

約数の個数: 24

約数和(自身を含む): 43780464

約数和(自身を除く): 26100018

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 140321, 280642, 420963, 841926, 982247, 1262889, 1964494, 2525778, 2946741, 5893482, 8840223, 17680446]

約数ペア:

[(1, 17680446), (2, 8840223), (3, 5893482), (6, 2946741), (7, 2525778), (9, 1964494), (14, 1262889), (18, 982247), (21, 841926), (42, 420963), (63, 280642), (126, 140321)]