21447208

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{45439}}^1$

素因数の和:45504

約数の個数: 16

約数和(自身を含む): 40896000

約数和(自身を除く): 19448792

約数列:

[1, 2, 4, 8, 59, 118, 236, 472, 45439, 90878, 181756, 363512, 2680901, 5361802, 10723604, 21447208]

約数ペア:

[(1, 21447208), (2, 10723604), (4, 5361802), (8, 2680901), (59, 363512), (118, 181756), (236, 90878), (472, 45439)]