21063600

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{5851}}^1$

素因数の和:5875

約数の個数: 90

約数和(自身を含む): 73109036

約数和(自身を除く): 52045436

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, 5851, 11702, 17553, 23404, 29255, 35106, 46808, 52659, 58510, 70212, 87765, 93616, 105318, 117020, 140424, 146275, 175530, 210636, 234040, 263295, 280848, 292550, 351060, 421272, 438825, 468080, 526590, 585100, 702120, 842544, 877650, 1053180, 1170200, 1316475, 1404240, 1755300, 2106360, 2340400, 2632950, 3510600, 4212720, 5265900, 7021200, 10531800, 21063600]

約数ペア:

[(1, 21063600), (2, 10531800), (3, 7021200), (4, 5265900), (5, 4212720), (6, 3510600), (8, 2632950), (9, 2340400), (10, 2106360), (12, 1755300), (15, 1404240), (16, 1316475), (18, 1170200), (20, 1053180), (24, 877650), (25, 842544), (30, 702120), (36, 585100), (40, 526590), (45, 468080), (48, 438825), (50, 421272), (60, 351060), (72, 292550), (75, 280848), (80, 263295), (90, 234040), (100, 210636), (120, 175530), (144, 146275), (150, 140424), (180, 117020), (200, 105318), (225, 93616), (240, 87765), (300, 70212), (360, 58510), (400, 52659), (450, 46808), (600, 35106), (720, 29255), (900, 23404), (1200, 17553), (1800, 11702), (3600, 5851)]