21006300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{1429}}^1$

素因数の和:1460

約数の個数: 108

約数和(自身を含む): 70750680

約数和(自身を除く): 49744380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 60, 70, 75, 84, 98, 100, 105, 140, 147, 150, 175, 196, 210, 245, 294, 300, 350, 420, 490, 525, 588, 700, 735, 980, 1050, 1225, 1429, 1470, 2100, 2450, 2858, 2940, 3675, 4287, 4900, 5716, 7145, 7350, 8574, 10003, 14290, 14700, 17148, 20006, 21435, 28580, 30009, 35725, 40012, 42870, 50015, 60018, 70021, 71450, 85740, 100030, 107175, 120036, 140042, 142900, 150045, 200060, 210063, 214350, 250075, 280084, 300090, 350105, 420126, 428700, 500150, 600180, 700210, 750225, 840252, 1000300, 1050315, 1400420, 1500450, 1750525, 2100630, 3000900, 3501050, 4201260, 5251575, 7002100, 10503150, 21006300]

約数ペア:

[(1, 21006300), (2, 10503150), (3, 7002100), (4, 5251575), (5, 4201260), (6, 3501050), (7, 3000900), (10, 2100630), (12, 1750525), (14, 1500450), (15, 1400420), (20, 1050315), (21, 1000300), (25, 840252), (28, 750225), (30, 700210), (35, 600180), (42, 500150), (49, 428700), (50, 420126), (60, 350105), (70, 300090), (75, 280084), (84, 250075), (98, 214350), (100, 210063), (105, 200060), (140, 150045), (147, 142900), (150, 140042), (175, 120036), (196, 107175), (210, 100030), (245, 85740), (294, 71450), (300, 70021), (350, 60018), (420, 50015), (490, 42870), (525, 40012), (588, 35725), (700, 30009), (735, 28580), (980, 21435), (1050, 20006), (1225, 17148), (1429, 14700), (1470, 14290), (2100, 10003), (2450, 8574), (2858, 7350), (2940, 7145), (3675, 5716), (4287, 4900)]