21520512255

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{2210633}}^1$

素因数の和:2210711

約数の個数: 32

約数和(自身を含む): 38199755520

約数和(自身を除く): 16679243265

約数列:

[1, 3, 5, 11, 15, 33, 55, 59, 165, 177, 295, 649, 885, 1947, 3245, 9735, 2210633, 6631899, 11053165, 24316963, 33159495, 72950889, 121584815, 130427347, 364754445, 391282041, 652136735, 1434700817, 1956410205, 4304102451, 7173504085, 21520512255]

約数ペア:

[(1, 21520512255), (3, 7173504085), (5, 4304102451), (11, 1956410205), (15, 1434700817), (33, 652136735), (55, 391282041), (59, 364754445), (165, 130427347), (177, 121584815), (295, 72950889), (649, 33159495), (885, 24316963), (1947, 11053165), (3245, 6631899), (9735, 2210633)]