21280050

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{1433}}^1$

素因数の和:1465

約数の個数: 96

約数和(自身を含む): 64013760

約数和(自身を除く): 42733710

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 25, 27, 30, 33, 45, 50, 54, 55, 66, 75, 90, 99, 110, 135, 150, 165, 198, 225, 270, 275, 297, 330, 450, 495, 550, 594, 675, 825, 990, 1350, 1433, 1485, 1650, 2475, 2866, 2970, 4299, 4950, 7165, 7425, 8598, 12897, 14330, 14850, 15763, 21495, 25794, 31526, 35825, 38691, 42990, 47289, 64485, 71650, 77382, 78815, 94578, 107475, 128970, 141867, 157630, 193455, 214950, 236445, 283734, 322425, 386910, 394075, 425601, 472890, 644850, 709335, 788150, 851202, 967275, 1182225, 1418670, 1934550, 2128005, 2364450, 3546675, 4256010, 7093350, 10640025, 21280050]

約数ペア:

[(1, 21280050), (2, 10640025), (3, 7093350), (5, 4256010), (6, 3546675), (9, 2364450), (10, 2128005), (11, 1934550), (15, 1418670), (18, 1182225), (22, 967275), (25, 851202), (27, 788150), (30, 709335), (33, 644850), (45, 472890), (50, 425601), (54, 394075), (55, 386910), (66, 322425), (75, 283734), (90, 236445), (99, 214950), (110, 193455), (135, 157630), (150, 141867), (165, 128970), (198, 107475), (225, 94578), (270, 78815), (275, 77382), (297, 71650), (330, 64485), (450, 47289), (495, 42990), (550, 38691), (594, 35825), (675, 31526), (825, 25794), (990, 21495), (1350, 15763), (1433, 14850), (1485, 14330), (1650, 12897), (2475, 8598), (2866, 7425), (2970, 7165), (4299, 4950)]