21650220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{40093}}^1$

素因数の和:40111

約数の個数: 48

約数和(自身を含む): 67357920

約数和(自身を除く): 45707700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 40093, 80186, 120279, 160372, 200465, 240558, 360837, 400930, 481116, 601395, 721674, 801860, 1082511, 1202790, 1443348, 1804185, 2165022, 2405580, 3608370, 4330044, 5412555, 7216740, 10825110, 21650220]

約数ペア:

[(1, 21650220), (2, 10825110), (3, 7216740), (4, 5412555), (5, 4330044), (6, 3608370), (9, 2405580), (10, 2165022), (12, 1804185), (15, 1443348), (18, 1202790), (20, 1082511), (27, 801860), (30, 721674), (36, 601395), (45, 481116), (54, 400930), (60, 360837), (90, 240558), (108, 200465), (135, 160372), (180, 120279), (270, 80186), (540, 40093)]