21025873

素因数分解:

${\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{607}}^1$

素因数の和:732

約数の個数: 16

約数和(自身を含む): 23814144

約数和(自身を除く): 2788271

約数列:

[1, 11, 47, 67, 517, 607, 737, 3149, 6677, 28529, 34639, 40669, 313819, 447359, 1911443, 21025873]

約数ペア:

[(1, 21025873), (11, 1911443), (47, 447359), (67, 313819), (517, 40669), (607, 34639), (737, 28529), (3149, 6677)]