21042

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{167}}^1$

素因数の和:182

約数の個数: 24

約数和(自身を含む): 52416

約数和(自身を除く): 31374

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 167, 334, 501, 1002, 1169, 1503, 2338, 3006, 3507, 7014, 10521, 21042]

約数ペア:

[(1, 21042), (2, 10521), (3, 7014), (6, 3507), (7, 3006), (9, 2338), (14, 1503), (18, 1169), (21, 1002), (42, 501), (63, 334), (126, 167)]