21308000

素因数分解:

$2^5\times 5^3\times 7^1\times {\mathrm{761}}^1$

素因数の和:793

約数の個数: 96

約数和(自身を含む): 59911488

約数和(自身を除く): 38603488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 160, 175, 200, 224, 250, 280, 350, 400, 500, 560, 700, 761, 800, 875, 1000, 1120, 1400, 1522, 1750, 2000, 2800, 3044, 3500, 3805, 4000, 5327, 5600, 6088, 7000, 7610, 10654, 12176, 14000, 15220, 19025, 21308, 24352, 26635, 28000, 30440, 38050, 42616, 53270, 60880, 76100, 85232, 95125, 106540, 121760, 133175, 152200, 170464, 190250, 213080, 266350, 304400, 380500, 426160, 532700, 608800, 665875, 761000, 852320, 1065400, 1331750, 1522000, 2130800, 2663500, 3044000, 4261600, 5327000, 10654000, 21308000]

約数ペア:

[(1, 21308000), (2, 10654000), (4, 5327000), (5, 4261600), (7, 3044000), (8, 2663500), (10, 2130800), (14, 1522000), (16, 1331750), (20, 1065400), (25, 852320), (28, 761000), (32, 665875), (35, 608800), (40, 532700), (50, 426160), (56, 380500), (70, 304400), (80, 266350), (100, 213080), (112, 190250), (125, 170464), (140, 152200), (160, 133175), (175, 121760), (200, 106540), (224, 95125), (250, 85232), (280, 76100), (350, 60880), (400, 53270), (500, 42616), (560, 38050), (700, 30440), (761, 28000), (800, 26635), (875, 24352), (1000, 21308), (1120, 19025), (1400, 15220), (1522, 14000), (1750, 12176), (2000, 10654), (2800, 7610), (3044, 7000), (3500, 6088), (3805, 5600), (4000, 5327)]