21547176

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{128257}}^1$

素因数の和:128273

約数の個数: 32

約数和(自身を含む): 61563840

約数和(自身を除く): 40016664

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 128257, 256514, 384771, 513028, 769542, 897799, 1026056, 1539084, 1795598, 2693397, 3078168, 3591196, 5386794, 7182392, 10773588, 21547176]

約数ペア:

[(1, 21547176), (2, 10773588), (3, 7182392), (4, 5386794), (6, 3591196), (7, 3078168), (8, 2693397), (12, 1795598), (14, 1539084), (21, 1026056), (24, 897799), (28, 769542), (42, 513028), (56, 384771), (84, 256514), (168, 128257)]