21323500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{3877}}^1$

素因数の和:3907

約数の個数: 48

約数和(自身を含む): 50817312

約数和(自身を除く): 29493812

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 500, 550, 1100, 1375, 2750, 3877, 5500, 7754, 15508, 19385, 38770, 42647, 77540, 85294, 96925, 170588, 193850, 213235, 387700, 426470, 484625, 852940, 969250, 1066175, 1938500, 2132350, 4264700, 5330875, 10661750, 21323500]

約数ペア:

[(1, 21323500), (2, 10661750), (4, 5330875), (5, 4264700), (10, 2132350), (11, 1938500), (20, 1066175), (22, 969250), (25, 852940), (44, 484625), (50, 426470), (55, 387700), (100, 213235), (110, 193850), (125, 170588), (220, 96925), (250, 85294), (275, 77540), (500, 42647), (550, 38770), (1100, 19385), (1375, 15508), (2750, 7754), (3877, 5500)]