21438633

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1\times {\mathrm{607}}^1$

素因数の和:864

約数の個数: 16

約数和(自身を含む): 29252096

約数和(自身を除く): 7813463

約数列:

[1, 3, 61, 183, 193, 579, 607, 1821, 11773, 35319, 37027, 111081, 117151, 351453, 7146211, 21438633]

約数ペア:

[(1, 21438633), (3, 7146211), (61, 351453), (183, 117151), (193, 111081), (579, 37027), (607, 35319), (1821, 11773)]