2021686865

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{2851}}^1\times {\mathrm{12893}}^1$

素因数の和:15760

約数の個数: 16

約数和(自身を含む): 2647705536

約数和(自身を除く): 626018671

約数列:

[1, 5, 11, 55, 2851, 12893, 14255, 31361, 64465, 141823, 156805, 709115, 36757943, 183789715, 404337373, 2021686865]

約数ペア:

[(1, 2021686865), (5, 404337373), (11, 183789715), (55, 36757943), (2851, 709115), (12893, 156805), (14255, 141823), (31361, 64465)]