21746416

素因数分解:

$2^4\times {\mathrm{151}}^1\times {\mathrm{9001}}^1$

素因数の和:9160

約数の個数: 20

約数和(自身を含む): 42417424

約数和(自身を除く): 20671008

約数列:

[1, 2, 4, 8, 16, 151, 302, 604, 1208, 2416, 9001, 18002, 36004, 72008, 144016, 1359151, 2718302, 5436604, 10873208, 21746416]

約数ペア:

[(1, 21746416), (2, 10873208), (4, 5436604), (8, 2718302), (16, 1359151), (151, 144016), (302, 72008), (604, 36004), (1208, 18002), (2416, 9001)]