21269514

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{506417}}^1$

素因数の和:506429

約数の個数: 16

約数和(自身を含む): 48616128

約数和(自身を除く): 27346614

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 506417, 1012834, 1519251, 3038502, 3544919, 7089838, 10634757, 21269514]

約数ペア:

[(1, 21269514), (2, 10634757), (3, 7089838), (6, 3544919), (7, 3038502), (14, 1519251), (21, 1012834), (42, 506417)]