21526352

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2729}}^1$

素因数の和:2783

約数の個数: 40

約数和(自身を含む): 45700200

約数和(自身を除く): 24173848

約数列:

[1, 2, 4, 8, 16, 17, 29, 34, 58, 68, 116, 136, 232, 272, 464, 493, 986, 1972, 2729, 3944, 5458, 7888, 10916, 21832, 43664, 46393, 79141, 92786, 158282, 185572, 316564, 371144, 633128, 742288, 1266256, 1345397, 2690794, 5381588, 10763176, 21526352]

約数ペア:

[(1, 21526352), (2, 10763176), (4, 5381588), (8, 2690794), (16, 1345397), (17, 1266256), (29, 742288), (34, 633128), (58, 371144), (68, 316564), (116, 185572), (136, 158282), (232, 92786), (272, 79141), (464, 46393), (493, 43664), (986, 21832), (1972, 10916), (2729, 7888), (3944, 5458)]