21807687296

素因数分解:

$2^7\times {\mathrm{101}}^1\times {\mathrm{1686857}}^1$

素因数の和:1686972

約数の個数: 32

約数和(自身を含む): 43875176580

約数和(自身を除く): 22067489284

約数列:

[1, 2, 4, 8, 16, 32, 64, 101, 128, 202, 404, 808, 1616, 3232, 6464, 12928, 1686857, 3373714, 6747428, 13494856, 26989712, 53979424, 107958848, 170372557, 215917696, 340745114, 681490228, 1362980456, 2725960912, 5451921824, 10903843648, 21807687296]

約数ペア:

[(1, 21807687296), (2, 10903843648), (4, 5451921824), (8, 2725960912), (16, 1362980456), (32, 681490228), (64, 340745114), (101, 215917696), (128, 170372557), (202, 107958848), (404, 53979424), (808, 26989712), (1616, 13494856), (3232, 6747428), (6464, 3373714), (12928, 1686857)]