21832940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37643}}^1$

素因数の和:37681

約数の個数: 24

約数和(自身を含む): 47431440

約数和(自身を除く): 25598500

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 37643, 75286, 150572, 188215, 376430, 752860, 1091647, 2183294, 4366588, 5458235, 10916470, 21832940]

約数ペア:

[(1, 21832940), (2, 10916470), (4, 5458235), (5, 4366588), (10, 2183294), (20, 1091647), (29, 752860), (58, 376430), (116, 188215), (145, 150572), (290, 75286), (580, 37643)]