21325636

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{199}}^1\times {\mathrm{367}}^1$

素因数の和:643

約数の個数: 24

約数和(自身を含む): 38124800

約数和(自身を除く): 16799164

約数列:

[1, 2, 4, 73, 146, 199, 292, 367, 398, 734, 796, 1468, 14527, 26791, 29054, 53582, 58108, 73033, 107164, 146066, 292132, 5331409, 10662818, 21325636]

約数ペア:

[(1, 21325636), (2, 10662818), (4, 5331409), (73, 292132), (146, 146066), (199, 107164), (292, 73033), (367, 58108), (398, 53582), (734, 29054), (796, 26791), (1468, 14527)]