21422936

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{673}}^1$

素因数の和:875

約数の個数: 32

約数和(自身を含む): 42219360

約数和(自身を除く): 20796424

約数列:

[1, 2, 4, 8, 23, 46, 92, 173, 184, 346, 673, 692, 1346, 1384, 2692, 3979, 5384, 7958, 15479, 15916, 30958, 31832, 61916, 116429, 123832, 232858, 465716, 931432, 2677867, 5355734, 10711468, 21422936]

約数ペア:

[(1, 21422936), (2, 10711468), (4, 5355734), (8, 2677867), (23, 931432), (46, 465716), (92, 232858), (173, 123832), (184, 116429), (346, 61916), (673, 31832), (692, 30958), (1346, 15916), (1384, 15479), (2692, 7958), (3979, 5384)]