21366543

素因数分解:

$3^1\times {\mathrm{11}}^3\times {\mathrm{5351}}^1$

素因数の和:5387

約数の個数: 16

約数和(自身を含む): 31341312

約数和(自身を除く): 9974769

約数列:

[1, 3, 11, 33, 121, 363, 1331, 3993, 5351, 16053, 58861, 176583, 647471, 1942413, 7122181, 21366543]

約数ペア:

[(1, 21366543), (3, 7122181), (11, 1942413), (33, 647471), (121, 176583), (363, 58861), (1331, 16053), (3993, 5351)]