21512826

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{62903}}^1$

素因数の和:62930

約数の個数: 24

約数和(自身を含む): 49065120

約数和(自身を除く): 27552294

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 62903, 125806, 188709, 377418, 566127, 1132254, 1195157, 2390314, 3585471, 7170942, 10756413, 21512826]

約数ペア:

[(1, 21512826), (2, 10756413), (3, 7170942), (6, 3585471), (9, 2390314), (18, 1195157), (19, 1132254), (38, 566127), (57, 377418), (114, 188709), (171, 125806), (342, 62903)]