21514764

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{479}}^1$

素因数の和:702

約数の個数: 48

約数和(自身を含む): 53222400

約数和(自身を除く): 31707636

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 197, 228, 394, 479, 591, 788, 958, 1182, 1437, 1916, 2364, 2874, 3743, 5748, 7486, 9101, 11229, 14972, 18202, 22458, 27303, 36404, 44916, 54606, 94363, 109212, 188726, 283089, 377452, 566178, 1132356, 1792897, 3585794, 5378691, 7171588, 10757382, 21514764]

約数ペア:

[(1, 21514764), (2, 10757382), (3, 7171588), (4, 5378691), (6, 3585794), (12, 1792897), (19, 1132356), (38, 566178), (57, 377452), (76, 283089), (114, 188726), (197, 109212), (228, 94363), (394, 54606), (479, 44916), (591, 36404), (788, 27303), (958, 22458), (1182, 18202), (1437, 14972), (1916, 11229), (2364, 9101), (2874, 7486), (3743, 5748)]