21483423

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1321}}^1$

素因数の和:1479

約数の個数: 24

約数和(自身を含む): 33684560

約数和(自身を除く): 12201137

約数列:

[1, 3, 9, 13, 39, 117, 139, 417, 1251, 1321, 1807, 3963, 5421, 11889, 16263, 17173, 51519, 154557, 183619, 550857, 1652571, 2387047, 7161141, 21483423]

約数ペア:

[(1, 21483423), (3, 7161141), (9, 2387047), (13, 1652571), (39, 550857), (117, 183619), (139, 154557), (417, 51519), (1251, 17173), (1321, 16263), (1807, 11889), (3963, 5421)]