21482145

素因数分解:

$3^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{701}}^1$

素因数の和:942

約数の個数: 32

約数和(自身を含む): 38413440

約数和(自身を除く): 16931295

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 227, 681, 701, 1135, 2043, 2103, 3405, 3505, 6129, 6309, 10215, 10515, 18927, 30645, 31545, 94635, 159127, 477381, 795635, 1432143, 2386905, 4296429, 7160715, 21482145]

約数ペア:

[(1, 21482145), (3, 7160715), (5, 4296429), (9, 2386905), (15, 1432143), (27, 795635), (45, 477381), (135, 159127), (227, 94635), (681, 31545), (701, 30645), (1135, 18927), (2043, 10515), (2103, 10215), (3405, 6309), (3505, 6129)]