21629619

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3833}}^1$

素因数の和:3872

約数の個数: 32

約数和(自身を含む): 36806400

約数和(自身を除く): 15176781

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 99, 171, 209, 297, 513, 627, 1881, 3833, 5643, 11499, 34497, 42163, 72827, 103491, 126489, 218481, 379467, 655443, 801097, 1138401, 1966329, 2403291, 7209873, 21629619]

約数ペア:

[(1, 21629619), (3, 7209873), (9, 2403291), (11, 1966329), (19, 1138401), (27, 801097), (33, 655443), (57, 379467), (99, 218481), (171, 126489), (209, 103491), (297, 72827), (513, 42163), (627, 34497), (1881, 11499), (3833, 5643)]