21382200

素因数分解:

$2^3\times 3^2\times 5^2\times 7^1\times {\mathrm{1697}}^1$

素因数の和:1726

約数の個数: 144

約数和(自身を含む): 82115280

約数和(自身を除く): 60733080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 50, 56, 60, 63, 70, 72, 75, 84, 90, 100, 105, 120, 126, 140, 150, 168, 175, 180, 200, 210, 225, 252, 280, 300, 315, 350, 360, 420, 450, 504, 525, 600, 630, 700, 840, 900, 1050, 1260, 1400, 1575, 1697, 1800, 2100, 2520, 3150, 3394, 4200, 5091, 6300, 6788, 8485, 10182, 11879, 12600, 13576, 15273, 16970, 20364, 23758, 25455, 30546, 33940, 35637, 40728, 42425, 47516, 50910, 59395, 61092, 67880, 71274, 76365, 84850, 95032, 101820, 106911, 118790, 122184, 127275, 142548, 152730, 169700, 178185, 203640, 213822, 237580, 254550, 285096, 296975, 305460, 339400, 356370, 381825, 427644, 475160, 509100, 534555, 593950, 610920, 712740, 763650, 855288, 890925, 1018200, 1069110, 1187900, 1425480, 1527300, 1781850, 2138220, 2375800, 2672775, 3054600, 3563700, 4276440, 5345550, 7127400, 10691100, 21382200]

約数ペア:

[(1, 21382200), (2, 10691100), (3, 7127400), (4, 5345550), (5, 4276440), (6, 3563700), (7, 3054600), (8, 2672775), (9, 2375800), (10, 2138220), (12, 1781850), (14, 1527300), (15, 1425480), (18, 1187900), (20, 1069110), (21, 1018200), (24, 890925), (25, 855288), (28, 763650), (30, 712740), (35, 610920), (36, 593950), (40, 534555), (42, 509100), (45, 475160), (50, 427644), (56, 381825), (60, 356370), (63, 339400), (70, 305460), (72, 296975), (75, 285096), (84, 254550), (90, 237580), (100, 213822), (105, 203640), (120, 178185), (126, 169700), (140, 152730), (150, 142548), (168, 127275), (175, 122184), (180, 118790), (200, 106911), (210, 101820), (225, 95032), (252, 84850), (280, 76365), (300, 71274), (315, 67880), (350, 61092), (360, 59395), (420, 50910), (450, 47516), (504, 42425), (525, 40728), (600, 35637), (630, 33940), (700, 30546), (840, 25455), (900, 23758), (1050, 20364), (1260, 16970), (1400, 15273), (1575, 13576), (1697, 12600), (1800, 11879), (2100, 10182), (2520, 8485), (3150, 6788), (3394, 6300), (4200, 5091)]