21000366290

素因数分解:

$2^1\times 5^1\times {\mathrm{14731}}^1\times {\mathrm{142559}}^1$

素因数の和:157297

約数の個数: 16

約数和(自身を含む): 37803490560

約数和(自身を除く): 16803124270

約数列:

[1, 2, 5, 10, 14731, 29462, 73655, 142559, 147310, 285118, 712795, 1425590, 2100036629, 4200073258, 10500183145, 21000366290]

約数ペア:

[(1, 21000366290), (2, 10500183145), (5, 4200073258), (10, 2100036629), (14731, 1425590), (29462, 712795), (73655, 285118), (142559, 147310)]