21819477601

素因数分解:

${\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{997}}^1\times {\mathrm{1993}}^1$

素因数の和:3208

約数の個数: 16

約数和(自身を含む): 22288134400

約数和(自身を除く): 468656799

約数列:

[1, 79, 139, 997, 1993, 10981, 78763, 138583, 157447, 277027, 1987021, 10948057, 21885133, 156974659, 276195919, 21819477601]

約数ペア:

[(1, 21819477601), (79, 276195919), (139, 156974659), (997, 21885133), (1993, 10948057), (10981, 1987021), (78763, 277027), (138583, 157447)]