21094080

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:143

約数の個数: 224

約数和(自身を含む): 79394304

約数和(自身を除く): 58300224

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 43, 48, 56, 60, 64, 70, 73, 80, 84, 86, 96, 105, 112, 120, 129, 140, 146, 160, 168, 172, 192, 210, 215, 219, 224, 240, 258, 280, 292, 301, 320, 336, 344, 365, 420, 430, 438, 448, 480, 511, 516, 560, 584, 602, 645, 672, 688, 730, 840, 860, 876, 903, 960, 1022, 1032, 1095, 1120, 1168, 1204, 1290, 1344, 1376, 1460, 1505, 1533, 1680, 1720, 1752, 1806, 2044, 2064, 2190, 2240, 2336, 2408, 2555, 2580, 2752, 2920, 3010, 3066, 3139, 3360, 3440, 3504, 3612, 4088, 4128, 4380, 4515, 4672, 4816, 5110, 5160, 5840, 6020, 6132, 6278, 6720, 6880, 7008, 7224, 7665, 8176, 8256, 8760, 9030, 9417, 9632, 10220, 10320, 11680, 12040, 12264, 12556, 13760, 14016, 14448, 15330, 15695, 16352, 17520, 18060, 18834, 19264, 20440, 20640, 21973, 23360, 24080, 24528, 25112, 28896, 30660, 31390, 32704, 35040, 36120, 37668, 40880, 41280, 43946, 47085, 48160, 49056, 50224, 57792, 61320, 62780, 65919, 70080, 72240, 75336, 81760, 87892, 94170, 96320, 98112, 100448, 109865, 122640, 125560, 131838, 144480, 150672, 163520, 175784, 188340, 200896, 219730, 245280, 251120, 263676, 288960, 301344, 329595, 351568, 376680, 439460, 490560, 502240, 527352, 602688, 659190, 703136, 753360, 878920, 1004480, 1054704, 1318380, 1406272, 1506720, 1757840, 2109408, 2636760, 3013440, 3515680, 4218816, 5273520, 7031360, 10547040, 21094080]

約数ペア:

[(1, 21094080), (2, 10547040), (3, 7031360), (4, 5273520), (5, 4218816), (6, 3515680), (7, 3013440), (8, 2636760), (10, 2109408), (12, 1757840), (14, 1506720), (15, 1406272), (16, 1318380), (20, 1054704), (21, 1004480), (24, 878920), (28, 753360), (30, 703136), (32, 659190), (35, 602688), (40, 527352), (42, 502240), (43, 490560), (48, 439460), (56, 376680), (60, 351568), (64, 329595), (70, 301344), (73, 288960), (80, 263676), (84, 251120), (86, 245280), (96, 219730), (105, 200896), (112, 188340), (120, 175784), (129, 163520), (140, 150672), (146, 144480), (160, 131838), (168, 125560), (172, 122640), (192, 109865), (210, 100448), (215, 98112), (219, 96320), (224, 94170), (240, 87892), (258, 81760), (280, 75336), (292, 72240), (301, 70080), (320, 65919), (336, 62780), (344, 61320), (365, 57792), (420, 50224), (430, 49056), (438, 48160), (448, 47085), (480, 43946), (511, 41280), (516, 40880), (560, 37668), (584, 36120), (602, 35040), (645, 32704), (672, 31390), (688, 30660), (730, 28896), (840, 25112), (860, 24528), (876, 24080), (903, 23360), (960, 21973), (1022, 20640), (1032, 20440), (1095, 19264), (1120, 18834), (1168, 18060), (1204, 17520), (1290, 16352), (1344, 15695), (1376, 15330), (1460, 14448), (1505, 14016), (1533, 13760), (1680, 12556), (1720, 12264), (1752, 12040), (1806, 11680), (2044, 10320), (2064, 10220), (2190, 9632), (2240, 9417), (2336, 9030), (2408, 8760), (2555, 8256), (2580, 8176), (2752, 7665), (2920, 7224), (3010, 7008), (3066, 6880), (3139, 6720), (3360, 6278), (3440, 6132), (3504, 6020), (3612, 5840), (4088, 5160), (4128, 5110), (4380, 4816), (4515, 4672)]