2145423

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{283}}^1$

素因数の和:331

約数の個数: 24

約数和(自身を含む): 3462528

約数和(自身を除く): 1317105

約数列:

[1, 3, 7, 19, 21, 57, 133, 283, 361, 399, 849, 1083, 1981, 2527, 5377, 5943, 7581, 16131, 37639, 102163, 112917, 306489, 715141, 2145423]

約数ペア:

[(1, 2145423), (3, 715141), (7, 306489), (19, 112917), (21, 102163), (57, 37639), (133, 16131), (283, 7581), (361, 5943), (399, 5377), (849, 2527), (1083, 1981)]