21939176

素因数分解:

$2^3\times 7^1\times {\mathrm{113}}^1\times {\mathrm{3467}}^1$

素因数の和:3593

約数の個数: 32

約数和(自身を含む): 47442240

約数和(自身を除く): 25503064

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 113, 226, 452, 791, 904, 1582, 3164, 3467, 6328, 6934, 13868, 24269, 27736, 48538, 97076, 194152, 391771, 783542, 1567084, 2742397, 3134168, 5484794, 10969588, 21939176]

約数ペア:

[(1, 21939176), (2, 10969588), (4, 5484794), (7, 3134168), (8, 2742397), (14, 1567084), (28, 783542), (56, 391771), (113, 194152), (226, 97076), (452, 48538), (791, 27736), (904, 24269), (1582, 13868), (3164, 6934), (3467, 6328)]