21185550

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{5231}}^1$

素因数の和:5255

約数の個数: 60

約数和(自身を含む): 58875696

約数和(自身を除く): 37690146

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 81, 90, 135, 150, 162, 225, 270, 405, 450, 675, 810, 1350, 2025, 4050, 5231, 10462, 15693, 26155, 31386, 47079, 52310, 78465, 94158, 130775, 141237, 156930, 235395, 261550, 282474, 392325, 423711, 470790, 706185, 784650, 847422, 1176975, 1412370, 2118555, 2353950, 3530925, 4237110, 7061850, 10592775, 21185550]

約数ペア:

[(1, 21185550), (2, 10592775), (3, 7061850), (5, 4237110), (6, 3530925), (9, 2353950), (10, 2118555), (15, 1412370), (18, 1176975), (25, 847422), (27, 784650), (30, 706185), (45, 470790), (50, 423711), (54, 392325), (75, 282474), (81, 261550), (90, 235395), (135, 156930), (150, 141237), (162, 130775), (225, 94158), (270, 78465), (405, 52310), (450, 47079), (675, 31386), (810, 26155), (1350, 15693), (2025, 10462), (4050, 5231)]