21984939284

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{544883}}^1$

素因数の和:545036

約数の個数: 48

約数和(自身を含む): 48333390336

約数和(自身を除く): 26348451052

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 131, 154, 262, 308, 524, 917, 1441, 1834, 2882, 3668, 5764, 10087, 20174, 40348, 544883, 1089766, 2179532, 3814181, 5993713, 7628362, 11987426, 15256724, 23974852, 41955991, 71379673, 83911982, 142759346, 167823964, 285518692, 499657711, 785176403, 999315422, 1570352806, 1998630844, 3140705612, 5496234821, 10992469642, 21984939284]

約数ペア:

[(1, 21984939284), (2, 10992469642), (4, 5496234821), (7, 3140705612), (11, 1998630844), (14, 1570352806), (22, 999315422), (28, 785176403), (44, 499657711), (77, 285518692), (131, 167823964), (154, 142759346), (262, 83911982), (308, 71379673), (524, 41955991), (917, 23974852), (1441, 15256724), (1834, 11987426), (2882, 7628362), (3668, 5993713), (5764, 3814181), (10087, 2179532), (20174, 1089766), (40348, 544883)]