21401550

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{83}}^1\times {\mathrm{191}}^1$

素因数の和:295

約数の個数: 96

約数和(自身を含む): 59996160

約数和(自身を除く): 38594610

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 83, 90, 135, 150, 166, 191, 225, 249, 270, 382, 415, 450, 498, 573, 675, 747, 830, 955, 1146, 1245, 1350, 1494, 1719, 1910, 2075, 2241, 2490, 2865, 3438, 3735, 4150, 4482, 4775, 5157, 5730, 6225, 7470, 8595, 9550, 10314, 11205, 12450, 14325, 15853, 17190, 18675, 22410, 25785, 28650, 31706, 37350, 42975, 47559, 51570, 56025, 79265, 85950, 95118, 112050, 128925, 142677, 158530, 237795, 257850, 285354, 396325, 428031, 475590, 713385, 792650, 856062, 1188975, 1426770, 2140155, 2377950, 3566925, 4280310, 7133850, 10700775, 21401550]

約数ペア:

[(1, 21401550), (2, 10700775), (3, 7133850), (5, 4280310), (6, 3566925), (9, 2377950), (10, 2140155), (15, 1426770), (18, 1188975), (25, 856062), (27, 792650), (30, 713385), (45, 475590), (50, 428031), (54, 396325), (75, 285354), (83, 257850), (90, 237795), (135, 158530), (150, 142677), (166, 128925), (191, 112050), (225, 95118), (249, 85950), (270, 79265), (382, 56025), (415, 51570), (450, 47559), (498, 42975), (573, 37350), (675, 31706), (747, 28650), (830, 25785), (955, 22410), (1146, 18675), (1245, 17190), (1350, 15853), (1494, 14325), (1719, 12450), (1910, 11205), (2075, 10314), (2241, 9550), (2490, 8595), (2865, 7470), (3438, 6225), (3735, 5730), (4150, 5157), (4482, 4775)]