21000913294

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{4351619}}^1$

素因数の和:4351767

約数の個数: 16

約数和(自身を含む): 33420441600

約数和(自身を除く): 12419528306

約数列:

[1, 2, 19, 38, 127, 254, 2413, 4826, 4351619, 8703238, 82680761, 165361522, 552655613, 1105311226, 10500456647, 21000913294]

約数ペア:

[(1, 21000913294), (2, 10500456647), (19, 1105311226), (38, 552655613), (127, 165361522), (254, 82680761), (2413, 8703238), (4826, 4351619)]