2121421197

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1\times {\mathrm{4813}}^1$

素因数の和:5113

約数の個数: 32

約数和(自身を含む): 3278141440

約数和(自身を除く): 1156720243

約数列:

[1, 3, 7, 21, 139, 151, 417, 453, 973, 1057, 2919, 3171, 4813, 14439, 20989, 33691, 62967, 101073, 146923, 440769, 669007, 726763, 2007021, 2180289, 4683049, 5087341, 14049147, 15262023, 101020057, 303060171, 707140399, 2121421197]

約数ペア:

[(1, 2121421197), (3, 707140399), (7, 303060171), (21, 101020057), (139, 15262023), (151, 14049147), (417, 5087341), (453, 4683049), (973, 2180289), (1057, 2007021), (2919, 726763), (3171, 669007), (4813, 440769), (14439, 146923), (20989, 101073), (33691, 62967)]