21826782

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^2\times {\mathrm{3359}}^1$

素因数の和:3405

約数の個数: 36

約数和(自身を含む): 49926240

約数和(自身を除く): 28099458

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 361, 722, 1083, 2166, 3249, 3359, 6498, 6718, 10077, 20154, 30231, 60462, 63821, 127642, 191463, 382926, 574389, 1148778, 1212599, 2425198, 3637797, 7275594, 10913391, 21826782]

約数ペア:

[(1, 21826782), (2, 10913391), (3, 7275594), (6, 3637797), (9, 2425198), (18, 1212599), (19, 1148778), (38, 574389), (57, 382926), (114, 191463), (171, 127642), (342, 63821), (361, 60462), (722, 30231), (1083, 20154), (2166, 10077), (3249, 6718), (3359, 6498)]