21699104

素因数分解:

$2^5\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1327}}^1$

素因数の和:1417

約数の個数: 48

約数和(自身を含む): 49529088

約数和(自身を除く): 27829984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 73, 112, 146, 224, 292, 511, 584, 1022, 1168, 1327, 2044, 2336, 2654, 4088, 5308, 8176, 9289, 10616, 16352, 18578, 21232, 37156, 42464, 74312, 96871, 148624, 193742, 297248, 387484, 678097, 774968, 1356194, 1549936, 2712388, 3099872, 5424776, 10849552, 21699104]

約数ペア:

[(1, 21699104), (2, 10849552), (4, 5424776), (7, 3099872), (8, 2712388), (14, 1549936), (16, 1356194), (28, 774968), (32, 678097), (56, 387484), (73, 297248), (112, 193742), (146, 148624), (224, 96871), (292, 74312), (511, 42464), (584, 37156), (1022, 21232), (1168, 18578), (1327, 16352), (2044, 10616), (2336, 9289), (2654, 8176), (4088, 5308)]