21137566912

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4289279}}^1$

素因数の和:4289309

約数の個数: 56

約数和(自身を含む): 52294901760

約数和(自身を除く): 31157334848

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 154, 176, 224, 308, 352, 448, 616, 704, 1232, 2464, 4928, 4289279, 8578558, 17157116, 30024953, 34314232, 47182069, 60049906, 68628464, 94364138, 120099812, 137256928, 188728276, 240199624, 274513856, 330274483, 377456552, 480399248, 660548966, 754913104, 960798496, 1321097932, 1509826208, 1921596992, 2642195864, 3019652416, 5284391728, 10568783456, 21137566912]

約数ペア:

[(1, 21137566912), (2, 10568783456), (4, 5284391728), (7, 3019652416), (8, 2642195864), (11, 1921596992), (14, 1509826208), (16, 1321097932), (22, 960798496), (28, 754913104), (32, 660548966), (44, 480399248), (56, 377456552), (64, 330274483), (77, 274513856), (88, 240199624), (112, 188728276), (154, 137256928), (176, 120099812), (224, 94364138), (308, 68628464), (352, 60049906), (448, 47182069), (616, 34314232), (704, 30024953), (1232, 17157116), (2464, 8578558), (4928, 4289279)]