21351429

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{9377}}^1$

素因数の和:9417

約数の個数: 24

約数和(自身を含む): 35111232

約数和(自身を除く): 13759803

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 207, 253, 759, 2277, 9377, 28131, 84393, 103147, 215671, 309441, 647013, 928323, 1941039, 2372381, 7117143, 21351429]

約数ペア:

[(1, 21351429), (3, 7117143), (9, 2372381), (11, 1941039), (23, 928323), (33, 647013), (69, 309441), (99, 215671), (207, 103147), (253, 84393), (759, 28131), (2277, 9377)]