21851388657

素因数分解:

$3^3\times 7^1\times {\mathrm{4021}}^1\times {\mathrm{28753}}^1$

素因数の和:32790

約数の個数: 32

約数和(自身を含む): 37007548160

約数和(自身を除く): 15156159503

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 4021, 12063, 28147, 28753, 36189, 84441, 86259, 108567, 201271, 253323, 258777, 603813, 759969, 776331, 1811439, 5434317, 115615813, 346847439, 809310691, 1040542317, 2427932073, 3121626951, 7283796219, 21851388657]

約数ペア:

[(1, 21851388657), (3, 7283796219), (7, 3121626951), (9, 2427932073), (21, 1040542317), (27, 809310691), (63, 346847439), (189, 115615813), (4021, 5434317), (12063, 1811439), (28147, 776331), (28753, 759969), (36189, 603813), (84441, 258777), (86259, 253323), (108567, 201271)]