21847888

素因数分解:

$2^4\times {\mathrm{151}}^1\times {\mathrm{9043}}^1$

素因数の和:9202

約数の個数: 20

約数和(自身を含む): 42615328

約数和(自身を除く): 20767440

約数列:

[1, 2, 4, 8, 16, 151, 302, 604, 1208, 2416, 9043, 18086, 36172, 72344, 144688, 1365493, 2730986, 5461972, 10923944, 21847888]

約数ペア:

[(1, 21847888), (2, 10923944), (4, 5461972), (8, 2730986), (16, 1365493), (151, 144688), (302, 72344), (604, 36172), (1208, 18086), (2416, 9043)]