21054154

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41609}}^1$

素因数の和:41645

約数の個数: 16

約数和(自身を含む): 35951040

約数和(自身を除く): 14896886

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 41609, 83218, 457699, 915398, 957007, 1914014, 10527077, 21054154]

約数ペア:

[(1, 21054154), (2, 10527077), (11, 1914014), (22, 957007), (23, 915398), (46, 457699), (253, 83218), (506, 41609)]