21743680

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{571}}^1$

素因数の和:612

約数の個数: 112

約数和(自身を含む): 62764416

約数和(自身を除く): 41020736

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 136, 140, 160, 170, 224, 238, 272, 280, 320, 340, 448, 476, 544, 560, 571, 595, 680, 952, 1088, 1120, 1142, 1190, 1360, 1904, 2240, 2284, 2380, 2720, 2855, 3808, 3997, 4568, 4760, 5440, 5710, 7616, 7994, 9136, 9520, 9707, 11420, 15988, 18272, 19040, 19414, 19985, 22840, 31976, 36544, 38080, 38828, 39970, 45680, 48535, 63952, 67949, 77656, 79940, 91360, 97070, 127904, 135898, 155312, 159880, 182720, 194140, 255808, 271796, 310624, 319760, 339745, 388280, 543592, 621248, 639520, 679490, 776560, 1087184, 1279040, 1358980, 1553120, 2174368, 2717960, 3106240, 4348736, 5435920, 10871840, 21743680]

約数ペア:

[(1, 21743680), (2, 10871840), (4, 5435920), (5, 4348736), (7, 3106240), (8, 2717960), (10, 2174368), (14, 1553120), (16, 1358980), (17, 1279040), (20, 1087184), (28, 776560), (32, 679490), (34, 639520), (35, 621248), (40, 543592), (56, 388280), (64, 339745), (68, 319760), (70, 310624), (80, 271796), (85, 255808), (112, 194140), (119, 182720), (136, 159880), (140, 155312), (160, 135898), (170, 127904), (224, 97070), (238, 91360), (272, 79940), (280, 77656), (320, 67949), (340, 63952), (448, 48535), (476, 45680), (544, 39970), (560, 38828), (571, 38080), (595, 36544), (680, 31976), (952, 22840), (1088, 19985), (1120, 19414), (1142, 19040), (1190, 18272), (1360, 15988), (1904, 11420), (2240, 9707), (2284, 9520), (2380, 9136), (2720, 7994), (2855, 7616), (3808, 5710), (3997, 5440), (4568, 4760)]