21236850

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{15731}}^1$

素因数の和:15752

約数の個数: 48

約数和(自身を含む): 58523040

約数和(自身を除く): 37286190

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 90, 135, 150, 225, 270, 450, 675, 1350, 15731, 31462, 47193, 78655, 94386, 141579, 157310, 235965, 283158, 393275, 424737, 471930, 707895, 786550, 849474, 1179825, 1415790, 2123685, 2359650, 3539475, 4247370, 7078950, 10618425, 21236850]

約数ペア:

[(1, 21236850), (2, 10618425), (3, 7078950), (5, 4247370), (6, 3539475), (9, 2359650), (10, 2123685), (15, 1415790), (18, 1179825), (25, 849474), (27, 786550), (30, 707895), (45, 471930), (50, 424737), (54, 393275), (75, 283158), (90, 235965), (135, 157310), (150, 141579), (225, 94386), (270, 78655), (450, 47193), (675, 31462), (1350, 15731)]