21501136

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{58427}}^1$

素因数の和:58458

約数の個数: 20

約数和(自身を含む): 43470432

約数和(自身を除く): 21969296

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 58427, 116854, 233708, 467416, 934832, 1343821, 2687642, 5375284, 10750568, 21501136]

約数ペア:

[(1, 21501136), (2, 10750568), (4, 5375284), (8, 2687642), (16, 1343821), (23, 934832), (46, 467416), (92, 233708), (184, 116854), (368, 58427)]