21540183

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{14051}}^1$

素因数の和:14134

約数の個数: 16

約数和(自身を含む): 33275136

約数和(自身を除く): 11734953

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 14051, 42153, 98357, 295071, 1025723, 3077169, 7180061, 21540183]

約数ペア:

[(1, 21540183), (3, 7180061), (7, 3077169), (21, 1025723), (73, 295071), (219, 98357), (511, 42153), (1533, 14051)]