21603960

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{8573}}^1$

素因数の和:8597

約数の個数: 96

約数和(自身を含む): 80252640

約数和(自身を除く): 58648680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 8573, 17146, 25719, 34292, 42865, 51438, 60011, 68584, 77157, 85730, 102876, 120022, 128595, 154314, 171460, 180033, 205752, 240044, 257190, 300055, 308628, 342920, 360066, 385785, 480088, 514380, 540099, 600110, 617256, 720132, 771570, 900165, 1028760, 1080198, 1200220, 1440264, 1543140, 1800330, 2160396, 2400440, 2700495, 3086280, 3600660, 4320792, 5400990, 7201320, 10801980, 21603960]

約数ペア:

[(1, 21603960), (2, 10801980), (3, 7201320), (4, 5400990), (5, 4320792), (6, 3600660), (7, 3086280), (8, 2700495), (9, 2400440), (10, 2160396), (12, 1800330), (14, 1543140), (15, 1440264), (18, 1200220), (20, 1080198), (21, 1028760), (24, 900165), (28, 771570), (30, 720132), (35, 617256), (36, 600110), (40, 540099), (42, 514380), (45, 480088), (56, 385785), (60, 360066), (63, 342920), (70, 308628), (72, 300055), (84, 257190), (90, 240044), (105, 205752), (120, 180033), (126, 171460), (140, 154314), (168, 128595), (180, 120022), (210, 102876), (252, 85730), (280, 77157), (315, 68584), (360, 60011), (420, 51438), (504, 42865), (630, 34292), (840, 25719), (1260, 17146), (2520, 8573)]