21876320

素因数分解:

$2^5\times 5^1\times {\mathrm{136727}}^1$

素因数の和:136742

約数の個数: 24

約数和(自身を含む): 51683184

約数和(自身を除く): 29806864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 136727, 273454, 546908, 683635, 1093816, 1367270, 2187632, 2734540, 4375264, 5469080, 10938160, 21876320]

約数ペア:

[(1, 21876320), (2, 10938160), (4, 5469080), (5, 4375264), (8, 2734540), (10, 2187632), (16, 1367270), (20, 1093816), (32, 683635), (40, 546908), (80, 273454), (160, 136727)]