21313872

素因数分解:

$2^4\times 3^2\times {\mathrm{148013}}^1$

素因数の和:148027

約数の個数: 30

約数和(自身を含む): 59649642

約数和(自身を除く): 38335770

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 148013, 296026, 444039, 592052, 888078, 1184104, 1332117, 1776156, 2368208, 2664234, 3552312, 5328468, 7104624, 10656936, 21313872]

約数ペア:

[(1, 21313872), (2, 10656936), (3, 7104624), (4, 5328468), (6, 3552312), (8, 2664234), (9, 2368208), (12, 1776156), (16, 1332117), (18, 1184104), (24, 888078), (36, 592052), (48, 444039), (72, 296026), (144, 148013)]