2100000063

素因数分解:

$3^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{155521}}^1$

素因数の和:156174

約数の個数: 16

約数和(自身を含む): 3204997376

約数和(自身を除く): 1104997313

約数列:

[1, 3, 7, 21, 643, 1929, 4501, 13503, 155521, 466563, 1088647, 3265941, 100000003, 300000009, 700000021, 2100000063]

約数ペア:

[(1, 2100000063), (3, 700000021), (7, 300000009), (21, 100000003), (643, 3265941), (1929, 1088647), (4501, 466563), (13503, 155521)]