21836276

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2287}}^1$

素因数の和:2340

約数の個数: 48

約数和(自身を含む): 49201152

約数和(自身を除く): 27364876

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 124, 154, 217, 308, 341, 434, 682, 868, 1364, 2287, 2387, 4574, 4774, 9148, 9548, 16009, 25157, 32018, 50314, 64036, 70897, 100628, 141794, 176099, 283588, 352198, 496279, 704396, 779867, 992558, 1559734, 1985116, 3119468, 5459069, 10918138, 21836276]

約数ペア:

[(1, 21836276), (2, 10918138), (4, 5459069), (7, 3119468), (11, 1985116), (14, 1559734), (22, 992558), (28, 779867), (31, 704396), (44, 496279), (62, 352198), (77, 283588), (124, 176099), (154, 141794), (217, 100628), (308, 70897), (341, 64036), (434, 50314), (682, 32018), (868, 25157), (1364, 16009), (2287, 9548), (2387, 9148), (4574, 4774)]