168504378

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{2003}}^2$

素因数の和:4018

約数の個数: 24

約数和(自身を含む): 385345248

約数和(自身を除く): 216840870

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 2003, 4006, 6009, 12018, 14021, 28042, 42063, 84126, 4012009, 8024018, 12036027, 24072054, 28084063, 56168126, 84252189, 168504378]

約数ペア:

[(1, 168504378), (2, 84252189), (3, 56168126), (6, 28084063), (7, 24072054), (14, 12036027), (21, 8024018), (42, 4012009), (2003, 84126), (4006, 42063), (6009, 28042), (12018, 14021)]