21996900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{8147}}^1$

素因数の和:8170

約数の個数: 72

約数和(自身を含む): 70724640

約数和(自身を除く): 48727740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 450, 540, 675, 900, 1350, 2700, 8147, 16294, 24441, 32588, 40735, 48882, 73323, 81470, 97764, 122205, 146646, 162940, 203675, 219969, 244410, 293292, 366615, 407350, 439938, 488820, 611025, 733230, 814700, 879876, 1099845, 1222050, 1466460, 1833075, 2199690, 2444100, 3666150, 4399380, 5499225, 7332300, 10998450, 21996900]

約数ペア:

[(1, 21996900), (2, 10998450), (3, 7332300), (4, 5499225), (5, 4399380), (6, 3666150), (9, 2444100), (10, 2199690), (12, 1833075), (15, 1466460), (18, 1222050), (20, 1099845), (25, 879876), (27, 814700), (30, 733230), (36, 611025), (45, 488820), (50, 439938), (54, 407350), (60, 366615), (75, 293292), (90, 244410), (100, 219969), (108, 203675), (135, 162940), (150, 146646), (180, 122205), (225, 97764), (270, 81470), (300, 73323), (450, 48882), (540, 40735), (675, 32588), (900, 24441), (1350, 16294), (2700, 8147)]