21903090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{66373}}^1$

素因数の和:66394

約数の個数: 32

約数和(自身を含む): 57347136

約数和(自身を除く): 35444046

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 66373, 132746, 199119, 331865, 398238, 663730, 730103, 995595, 1460206, 1991190, 2190309, 3650515, 4380618, 7301030, 10951545, 21903090]

約数ペア:

[(1, 21903090), (2, 10951545), (3, 7301030), (5, 4380618), (6, 3650515), (10, 2190309), (11, 1991190), (15, 1460206), (22, 995595), (30, 730103), (33, 663730), (55, 398238), (66, 331865), (110, 199119), (165, 132746), (330, 66373)]