21123462

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{113567}}^1$

素因数の和:113603

約数の個数: 16

約数和(自身を含む): 43610112

約数和(自身を除く): 22486650

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 113567, 227134, 340701, 681402, 3520577, 7041154, 10561731, 21123462]

約数ペア:

[(1, 21123462), (2, 10561731), (3, 7041154), (6, 3520577), (31, 681402), (62, 340701), (93, 227134), (186, 113567)]