21200158441

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{410323}}^1$

素因数の和:410413

約数の個数: 24

約数和(自身を含む): 27068253632

約数和(自身を除く): 5868095191

約数列:

[1, 7, 11, 61, 77, 121, 427, 671, 847, 4697, 7381, 51667, 410323, 2872261, 4513553, 25029703, 31594871, 49649083, 175207921, 275326733, 347543581, 1927287131, 3028594063, 21200158441]

約数ペア:

[(1, 21200158441), (7, 3028594063), (11, 1927287131), (61, 347543581), (77, 275326733), (121, 175207921), (427, 49649083), (671, 31594871), (847, 25029703), (4697, 4513553), (7381, 2872261), (51667, 410323)]