1621940221

素因数分解:

${\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1\times {\mathrm{12721}}^1$

素因数の和:12972

約数の個数: 16

約数和(自身を含む): 1806320448

約数和(自身を除く): 184380227

約数列:

[1, 11, 67, 173, 737, 1903, 11591, 12721, 127501, 139931, 852307, 2200733, 9375377, 24208063, 147449111, 1621940221]

約数ペア:

[(1, 1621940221), (11, 147449111), (67, 24208063), (173, 9375377), (737, 2200733), (1903, 852307), (11591, 139931), (12721, 127501)]