21161434

素因数分解:

$2^1\times 7^2\times {\mathrm{181}}^1\times {\mathrm{1193}}^1$

素因数の和:1390

約数の個数: 24

約数和(自身を含む): 37159668

約数和(自身を除く): 15998234

約数列:

[1, 2, 7, 14, 49, 98, 181, 362, 1193, 1267, 2386, 2534, 8351, 8869, 16702, 17738, 58457, 116914, 215933, 431866, 1511531, 3023062, 10580717, 21161434]

約数ペア:

[(1, 21161434), (2, 10580717), (7, 3023062), (14, 1511531), (49, 431866), (98, 215933), (181, 116914), (362, 58457), (1193, 17738), (1267, 16702), (2386, 8869), (2534, 8351)]