21007014

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{500167}}^1$

素因数の和:500179

約数の個数: 16

約数和(自身を含む): 48016128

約数和(自身を除く): 27009114

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 500167, 1000334, 1500501, 3001002, 3501169, 7002338, 10503507, 21007014]

約数ペア:

[(1, 21007014), (2, 10503507), (3, 7002338), (6, 3501169), (7, 3001002), (14, 1500501), (21, 1000334), (42, 500167)]