21767464

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2017}}^1$

素因数の和:2113

約数の個数: 32

約数和(自身を含む): 43588800

約数和(自身を除く): 21821336

約数列:

[1, 2, 4, 8, 19, 38, 71, 76, 142, 152, 284, 568, 1349, 2017, 2698, 4034, 5396, 8068, 10792, 16136, 38323, 76646, 143207, 153292, 286414, 306584, 572828, 1145656, 2720933, 5441866, 10883732, 21767464]

約数ペア:

[(1, 21767464), (2, 10883732), (4, 5441866), (8, 2720933), (19, 1145656), (38, 572828), (71, 306584), (76, 286414), (142, 153292), (152, 143207), (284, 76646), (568, 38323), (1349, 16136), (2017, 10792), (2698, 8068), (4034, 5396)]