21740806910

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1237}}^1\times {\mathrm{18119}}^1$

素因数の和:19460

約数の個数: 32

約数和(自身を含む): 39571035840

約数和(自身を除く): 17830228930

約数列:

[1, 2, 5, 10, 97, 194, 485, 970, 1237, 2474, 6185, 12370, 18119, 36238, 90595, 119989, 181190, 239978, 599945, 1199890, 1757543, 3515086, 8787715, 17575430, 22413203, 44826406, 112066015, 224132030, 2174080691, 4348161382, 10870403455, 21740806910]

約数ペア:

[(1, 21740806910), (2, 10870403455), (5, 4348161382), (10, 2174080691), (97, 224132030), (194, 112066015), (485, 44826406), (970, 22413203), (1237, 17575430), (2474, 8787715), (6185, 3515086), (12370, 1757543), (18119, 1199890), (36238, 599945), (90595, 239978), (119989, 181190)]