21962039043

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1\times {\mathrm{50849}}^1$

素因数の和:51147

約数の個数: 32

約数和(自身を含む): 33936883200

約数和(自身を除く): 11974844157

約数列:

[1, 3, 7, 21, 131, 157, 393, 471, 917, 1099, 2751, 3297, 20567, 50849, 61701, 143969, 152547, 355943, 431907, 1067829, 6661219, 7983293, 19983657, 23949879, 46628533, 55883051, 139885599, 167649153, 1045811383, 3137434149, 7320679681, 21962039043]

約数ペア:

[(1, 21962039043), (3, 7320679681), (7, 3137434149), (21, 1045811383), (131, 167649153), (157, 139885599), (393, 55883051), (471, 46628533), (917, 23949879), (1099, 19983657), (2751, 7983293), (3297, 6661219), (20567, 1067829), (50849, 431907), (61701, 355943), (143969, 152547)]