21482700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{101}}^1\times {\mathrm{709}}^1$

素因数の和:827

約数の個数: 72

約数和(自身を含む): 62860560

約数和(自身を除く): 41377860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 101, 150, 202, 300, 303, 404, 505, 606, 709, 1010, 1212, 1418, 1515, 2020, 2127, 2525, 2836, 3030, 3545, 4254, 5050, 6060, 7090, 7575, 8508, 10100, 10635, 14180, 15150, 17725, 21270, 30300, 35450, 42540, 53175, 70900, 71609, 106350, 143218, 212700, 214827, 286436, 358045, 429654, 716090, 859308, 1074135, 1432180, 1790225, 2148270, 3580450, 4296540, 5370675, 7160900, 10741350, 21482700]

約数ペア:

[(1, 21482700), (2, 10741350), (3, 7160900), (4, 5370675), (5, 4296540), (6, 3580450), (10, 2148270), (12, 1790225), (15, 1432180), (20, 1074135), (25, 859308), (30, 716090), (50, 429654), (60, 358045), (75, 286436), (100, 214827), (101, 212700), (150, 143218), (202, 106350), (300, 71609), (303, 70900), (404, 53175), (505, 42540), (606, 35450), (709, 30300), (1010, 21270), (1212, 17725), (1418, 15150), (1515, 14180), (2020, 10635), (2127, 10100), (2525, 8508), (2836, 7575), (3030, 7090), (3545, 6060), (4254, 5050)]