21864362

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{27127}}^1$

素因数の和:27173

約数の個数: 16

約数和(自身を含む): 36460032

約数和(自身を除く): 14595670

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 27127, 54254, 352651, 705302, 840937, 1681874, 10932181, 21864362]

約数ペア:

[(1, 21864362), (2, 10932181), (13, 1681874), (26, 840937), (31, 705302), (62, 352651), (403, 54254), (806, 27127)]