21538829248

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{17712853}}^1$

素因数の和:17712884

約数の個数: 28

約数和(自身を含む): 44990649160

約数和(自身を除く): 23451819912

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 17712853, 35425706, 70851412, 141702824, 283405648, 336544207, 566811296, 673088414, 1133622592, 1346176828, 2692353656, 5384707312, 10769414624, 21538829248]

約数ペア:

[(1, 21538829248), (2, 10769414624), (4, 5384707312), (8, 2692353656), (16, 1346176828), (19, 1133622592), (32, 673088414), (38, 566811296), (64, 336544207), (76, 283405648), (152, 141702824), (304, 70851412), (608, 35425706), (1216, 17712853)]