21000337502

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{631}}^1\times {\mathrm{536791}}^1$

素因数の和:537455

約数の個数: 16

約数和(自身を含む): 32568244224

約数和(自身を除く): 11567906722

約数列:

[1, 2, 31, 62, 631, 1262, 19561, 39122, 536791, 1073582, 16640521, 33281042, 338715121, 677430242, 10500168751, 21000337502]

約数ペア:

[(1, 21000337502), (2, 10500168751), (31, 677430242), (62, 338715121), (631, 33281042), (1262, 16640521), (19561, 1073582), (39122, 536791)]