21271030

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193373}}^1$

素因数の和:193391

約数の個数: 16

約数和(自身を含む): 41768784

約数和(自身を除く): 20497754

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 193373, 386746, 966865, 1933730, 2127103, 4254206, 10635515, 21271030]

約数ペア:

[(1, 21271030), (2, 10635515), (5, 4254206), (10, 2127103), (11, 1933730), (22, 966865), (55, 386746), (110, 193373)]