21271136

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{28901}}^1$

素因数の和:28934

約数の個数: 24

約数和(自身を含む): 43699824

約数和(自身を除く): 22428688

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 184, 368, 736, 28901, 57802, 115604, 231208, 462416, 664723, 924832, 1329446, 2658892, 5317784, 10635568, 21271136]

約数ペア:

[(1, 21271136), (2, 10635568), (4, 5317784), (8, 2658892), (16, 1329446), (23, 924832), (32, 664723), (46, 462416), (92, 231208), (184, 115604), (368, 57802), (736, 28901)]