21000481234

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{552644243}}^1$

素因数の和:552644264

約数の個数: 8

約数和(自身を含む): 33158654640

約数和(自身を除く): 12158173406

約数列:

[1, 2, 19, 38, 552644243, 1105288486, 10500240617, 21000481234]

約数ペア:

[(1, 21000481234), (2, 10500240617), (19, 1105288486), (38, 552644243)]