21411804978

素因数分解:

$2^1\times 3^3\times {\mathrm{71}}^1\times {\mathrm{5584717}}^1$

素因数の和:5584799

約数の個数: 32

約数和(自身を含む): 48251963520

約数和(自身を除く): 26840158542

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 142, 213, 426, 639, 1278, 1917, 3834, 5584717, 11169434, 16754151, 33508302, 50262453, 100524906, 150787359, 301574718, 396514907, 793029814, 1189544721, 2379089442, 3568634163, 7137268326, 10705902489, 21411804978]

約数ペア:

[(1, 21411804978), (2, 10705902489), (3, 7137268326), (6, 3568634163), (9, 2379089442), (18, 1189544721), (27, 793029814), (54, 396514907), (71, 301574718), (142, 150787359), (213, 100524906), (426, 50262453), (639, 33508302), (1278, 16754151), (1917, 11169434), (3834, 5584717)]