21303783963

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{7001}}^1\times {\mathrm{4391}}^1$

素因数の和:11416

約数の個数: 48

約数和(自身を含む): 38379474432

約数和(自身を除く): 17075690469

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 4391, 7001, 13173, 21003, 30737, 39519, 48301, 49007, 63009, 77011, 92211, 144903, 147021, 231033, 276633, 338107, 434709, 441063, 539077, 693099, 1014321, 1617231, 3042963, 4851693, 30741391, 92224173, 215189737, 276672519, 338155301, 645569211, 1014465903, 1936707633, 2367087107, 3043397709, 7101261321, 21303783963]

約数ペア:

[(1, 21303783963), (3, 7101261321), (7, 3043397709), (9, 2367087107), (11, 1936707633), (21, 1014465903), (33, 645569211), (63, 338155301), (77, 276672519), (99, 215189737), (231, 92224173), (693, 30741391), (4391, 4851693), (7001, 3042963), (13173, 1617231), (21003, 1014321), (30737, 693099), (39519, 539077), (48301, 441063), (49007, 434709), (63009, 338107), (77011, 276633), (92211, 231033), (144903, 147021)]