21000918078

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{166673953}}^1$

素因数の和:166673968

約数の個数: 24

約数和(自身を含む): 52002273648

約数和(自身を除く): 31001355570

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 166673953, 333347906, 500021859, 1000043718, 1166717671, 1500065577, 2333435342, 3000131154, 3500153013, 7000306026, 10500459039, 21000918078]

約数ペア:

[(1, 21000918078), (2, 10500459039), (3, 7000306026), (6, 3500153013), (7, 3000131154), (9, 2333435342), (14, 1500065577), (18, 1166717671), (21, 1000043718), (42, 500021859), (63, 333347906), (126, 166673953)]