21053138400

素因数分解:

$2^5\times 3^2\times 5^2\times 7^1\times {\mathrm{417721}}^1$

素因数の和:417754

約数の個数: 216

約数和(自身を含む): 84844350864

約数和(自身を除く): 63791212464

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 28, 30, 32, 35, 36, 40, 42, 45, 48, 50, 56, 60, 63, 70, 72, 75, 80, 84, 90, 96, 100, 105, 112, 120, 126, 140, 144, 150, 160, 168, 175, 180, 200, 210, 224, 225, 240, 252, 280, 288, 300, 315, 336, 350, 360, 400, 420, 450, 480, 504, 525, 560, 600, 630, 672, 700, 720, 800, 840, 900, 1008, 1050, 1120, 1200, 1260, 1400, 1440, 1575, 1680, 1800, 2016, 2100, 2400, 2520, 2800, 3150, 3360, 3600, 4200, 5040, 5600, 6300, 7200, 8400, 10080, 12600, 16800, 25200, 50400, 417721, 835442, 1253163, 1670884, 2088605, 2506326, 2924047, 3341768, 3759489, 4177210, 5012652, 5848094, 6265815, 6683536, 7518978, 8354420, 8772141, 10025304, 10443025, 11696188, 12531630, 13367072, 14620235, 15037956, 16708840, 17544282, 18797445, 20050608, 20886050, 23392376, 25063260, 26316423, 29240470, 30075912, 31329075, 33417680, 35088564, 37594890, 40101216, 41772100, 43860705, 46784752, 50126520, 52632846, 58480940, 60151824, 62658150, 66835360, 70177128, 73101175, 75189780, 83544200, 87721410, 93569504, 93987225, 100253040, 105265692, 116961880, 120303648, 125316300, 131582115, 140354256, 146202350, 150379560, 167088400, 175442820, 187974450, 200506080, 210531384, 219303525, 233923760, 250632600, 263164230, 280708512, 292404700, 300759120, 334176800, 350885640, 375948900, 421062768, 438607050, 467847520, 501265200, 526328460, 584809400, 601518240, 657910575, 701771280, 751897800, 842125536, 877214100, 1002530400, 1052656920, 1169618800, 1315821150, 1403542560, 1503795600, 1754428200, 2105313840, 2339237600, 2631642300, 3007591200, 3508856400, 4210627680, 5263284600, 7017712800, 10526569200, 21053138400]

約数ペア:

[(1, 21053138400), (2, 10526569200), (3, 7017712800), (4, 5263284600), (5, 4210627680), (6, 3508856400), (7, 3007591200), (8, 2631642300), (9, 2339237600), (10, 2105313840), (12, 1754428200), (14, 1503795600), (15, 1403542560), (16, 1315821150), (18, 1169618800), (20, 1052656920), (21, 1002530400), (24, 877214100), (25, 842125536), (28, 751897800), (30, 701771280), (32, 657910575), (35, 601518240), (36, 584809400), (40, 526328460), (42, 501265200), (45, 467847520), (48, 438607050), (50, 421062768), (56, 375948900), (60, 350885640), (63, 334176800), (70, 300759120), (72, 292404700), (75, 280708512), (80, 263164230), (84, 250632600), (90, 233923760), (96, 219303525), (100, 210531384), (105, 200506080), (112, 187974450), (120, 175442820), (126, 167088400), (140, 150379560), (144, 146202350), (150, 140354256), (160, 131582115), (168, 125316300), (175, 120303648), (180, 116961880), (200, 105265692), (210, 100253040), (224, 93987225), (225, 93569504), (240, 87721410), (252, 83544200), (280, 75189780), (288, 73101175), (300, 70177128), (315, 66835360), (336, 62658150), (350, 60151824), (360, 58480940), (400, 52632846), (420, 50126520), (450, 46784752), (480, 43860705), (504, 41772100), (525, 40101216), (560, 37594890), (600, 35088564), (630, 33417680), (672, 31329075), (700, 30075912), (720, 29240470), (800, 26316423), (840, 25063260), (900, 23392376), (1008, 20886050), (1050, 20050608), (1120, 18797445), (1200, 17544282), (1260, 16708840), (1400, 15037956), (1440, 14620235), (1575, 13367072), (1680, 12531630), (1800, 11696188), (2016, 10443025), (2100, 10025304), (2400, 8772141), (2520, 8354420), (2800, 7518978), (3150, 6683536), (3360, 6265815), (3600, 5848094), (4200, 5012652), (5040, 4177210), (5600, 3759489), (6300, 3341768), (7200, 2924047), (8400, 2506326), (10080, 2088605), (12600, 1670884), (16800, 1253163), (25200, 835442), (50400, 417721)]