21033593

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1$

素因数の和:333

約数の個数: 24

約数和(自身を含む): 25784064

約数和(自身を除く): 4750471

約数列:

[1, 7, 31, 49, 61, 217, 227, 427, 1519, 1589, 1891, 2989, 7037, 11123, 13237, 13847, 49259, 92659, 96929, 344813, 429257, 678503, 3004799, 21033593]

約数ペア:

[(1, 21033593), (7, 3004799), (31, 678503), (49, 429257), (61, 344813), (217, 96929), (227, 92659), (427, 49259), (1519, 13847), (1589, 13237), (1891, 11123), (2989, 7037)]