21131502

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{503131}}^1$

素因数の和:503143

約数の個数: 16

約数和(自身を含む): 48300672

約数和(自身を除く): 27169170

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 503131, 1006262, 1509393, 3018786, 3521917, 7043834, 10565751, 21131502]

約数ペア:

[(1, 21131502), (2, 10565751), (3, 7043834), (6, 3521917), (7, 3018786), (14, 1509393), (21, 1006262), (42, 503131)]