21085200

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{5857}}^1$

素因数の和:5881

約数の個数: 90

約数和(自身を含む): 73183994

約数和(自身を除く): 52098794

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 100, 120, 144, 150, 180, 200, 225, 240, 300, 360, 400, 450, 600, 720, 900, 1200, 1800, 3600, 5857, 11714, 17571, 23428, 29285, 35142, 46856, 52713, 58570, 70284, 87855, 93712, 105426, 117140, 140568, 146425, 175710, 210852, 234280, 263565, 281136, 292850, 351420, 421704, 439275, 468560, 527130, 585700, 702840, 843408, 878550, 1054260, 1171400, 1317825, 1405680, 1757100, 2108520, 2342800, 2635650, 3514200, 4217040, 5271300, 7028400, 10542600, 21085200]

約数ペア:

[(1, 21085200), (2, 10542600), (3, 7028400), (4, 5271300), (5, 4217040), (6, 3514200), (8, 2635650), (9, 2342800), (10, 2108520), (12, 1757100), (15, 1405680), (16, 1317825), (18, 1171400), (20, 1054260), (24, 878550), (25, 843408), (30, 702840), (36, 585700), (40, 527130), (45, 468560), (48, 439275), (50, 421704), (60, 351420), (72, 292850), (75, 281136), (80, 263565), (90, 234280), (100, 210852), (120, 175710), (144, 146425), (150, 140568), (180, 117140), (200, 105426), (225, 93712), (240, 87855), (300, 70284), (360, 58570), (400, 52713), (450, 46856), (600, 35142), (720, 29285), (900, 23428), (1200, 17571), (1800, 11714), (3600, 5857)]