213038574

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{724621}}^1$

素因数の和:724640

約数の個数: 24

約数和(自身を含む): 495641448

約数和(自身を除く): 282602874

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 724621, 1449242, 2173863, 4347726, 5072347, 10144694, 15217041, 30434082, 35506429, 71012858, 106519287, 213038574]

約数ペア:

[(1, 213038574), (2, 106519287), (3, 71012858), (6, 35506429), (7, 30434082), (14, 15217041), (21, 10144694), (42, 5072347), (49, 4347726), (98, 2173863), (147, 1449242), (294, 724621)]