21495600

素因数分解:

$2^4\times 3^2\times 5^2\times 7^1\times {\mathrm{853}}^1$

素因数の和:884

約数の個数: 180

約数和(自身を含む): 85352176

約数和(自身を除く): 63856576

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 48, 50, 56, 60, 63, 70, 72, 75, 80, 84, 90, 100, 105, 112, 120, 126, 140, 144, 150, 168, 175, 180, 200, 210, 225, 240, 252, 280, 300, 315, 336, 350, 360, 400, 420, 450, 504, 525, 560, 600, 630, 700, 720, 840, 853, 900, 1008, 1050, 1200, 1260, 1400, 1575, 1680, 1706, 1800, 2100, 2520, 2559, 2800, 3150, 3412, 3600, 4200, 4265, 5040, 5118, 5971, 6300, 6824, 7677, 8400, 8530, 10236, 11942, 12600, 12795, 13648, 15354, 17060, 17913, 20472, 21325, 23884, 25200, 25590, 29855, 30708, 34120, 35826, 38385, 40944, 42650, 47768, 51180, 53739, 59710, 61416, 63975, 68240, 71652, 76770, 85300, 89565, 95536, 102360, 107478, 119420, 122832, 127950, 143304, 149275, 153540, 170600, 179130, 191925, 204720, 214956, 238840, 255900, 268695, 286608, 298550, 307080, 341200, 358260, 383850, 429912, 447825, 477680, 511800, 537390, 597100, 614160, 716520, 767700, 859824, 895650, 1023600, 1074780, 1194200, 1343475, 1433040, 1535400, 1791300, 2149560, 2388400, 2686950, 3070800, 3582600, 4299120, 5373900, 7165200, 10747800, 21495600]

約数ペア:

[(1, 21495600), (2, 10747800), (3, 7165200), (4, 5373900), (5, 4299120), (6, 3582600), (7, 3070800), (8, 2686950), (9, 2388400), (10, 2149560), (12, 1791300), (14, 1535400), (15, 1433040), (16, 1343475), (18, 1194200), (20, 1074780), (21, 1023600), (24, 895650), (25, 859824), (28, 767700), (30, 716520), (35, 614160), (36, 597100), (40, 537390), (42, 511800), (45, 477680), (48, 447825), (50, 429912), (56, 383850), (60, 358260), (63, 341200), (70, 307080), (72, 298550), (75, 286608), (80, 268695), (84, 255900), (90, 238840), (100, 214956), (105, 204720), (112, 191925), (120, 179130), (126, 170600), (140, 153540), (144, 149275), (150, 143304), (168, 127950), (175, 122832), (180, 119420), (200, 107478), (210, 102360), (225, 95536), (240, 89565), (252, 85300), (280, 76770), (300, 71652), (315, 68240), (336, 63975), (350, 61416), (360, 59710), (400, 53739), (420, 51180), (450, 47768), (504, 42650), (525, 40944), (560, 38385), (600, 35826), (630, 34120), (700, 30708), (720, 29855), (840, 25590), (853, 25200), (900, 23884), (1008, 21325), (1050, 20472), (1200, 17913), (1260, 17060), (1400, 15354), (1575, 13648), (1680, 12795), (1706, 12600), (1800, 11942), (2100, 10236), (2520, 8530), (2559, 8400), (2800, 7677), (3150, 6824), (3412, 6300), (3600, 5971), (4200, 5118), (4265, 5040)]