1621790354

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{733}}^1\times {\mathrm{20873}}^1$

素因数の和:21661

約数の個数: 16

約数和(自身を含む): 2482085592

約数和(自身を除く): 860295238

約数列:

[1, 2, 53, 106, 733, 1466, 20873, 38849, 41746, 77698, 1106269, 2212538, 15299909, 30599818, 810895177, 1621790354]

約数ペア:

[(1, 1621790354), (2, 810895177), (53, 30599818), (106, 15299909), (733, 2212538), (1466, 1106269), (20873, 77698), (38849, 41746)]