21498919454

素因数分解:

$2^1\times {\mathrm{367}}^1\times {\mathrm{1361}}^1\times {\mathrm{21521}}^1$

素因数の和:23251

約数の個数: 16

約数和(自身を含む): 32361512256

約数和(自身を除く): 10862592802

約数列:

[1, 2, 367, 734, 1361, 2722, 21521, 43042, 499487, 998974, 7898207, 15796414, 29290081, 58580162, 10749459727, 21498919454]

約数ペア:

[(1, 21498919454), (2, 10749459727), (367, 58580162), (734, 29290081), (1361, 15796414), (2722, 7898207), (21521, 998974), (43042, 499487)]