42109821

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{119971}}^1$

素因数の和:119993

約数の個数: 16

約数和(自身を含む): 67184320

約数和(自身を除く): 25074499

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 119971, 359913, 1079739, 1559623, 3239217, 4678869, 14036607, 42109821]

約数ペア:

[(1, 42109821), (3, 14036607), (9, 4678869), (13, 3239217), (27, 1559623), (39, 1079739), (117, 359913), (351, 119971)]