213467201620

素因数分解:

$2^2\times 5^1\times {\mathrm{3331}}^1\times {\mathrm{3204251}}^1$

素因数の和:3207591

約数の個数: 24

約数和(自身を含む): 448415841888

約数和(自身を除く): 234948640268

約数列:

[1, 2, 4, 5, 10, 20, 3331, 6662, 13324, 16655, 33310, 66620, 3204251, 6408502, 12817004, 16021255, 32042510, 64085020, 10673360081, 21346720162, 42693440324, 53366800405, 106733600810, 213467201620]

約数ペア:

[(1, 213467201620), (2, 106733600810), (4, 53366800405), (5, 42693440324), (10, 21346720162), (20, 10673360081), (3331, 64085020), (6662, 32042510), (13324, 16021255), (16655, 12817004), (33310, 6408502), (66620, 3204251)]