21700548

素因数分解:

$2^2\times 3^4\times {\mathrm{66977}}^1$

素因数の和:66993

約数の個数: 30

約数和(自身を含む): 56730366

約数和(自身を除く): 35029818

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 66977, 133954, 200931, 267908, 401862, 602793, 803724, 1205586, 1808379, 2411172, 3616758, 5425137, 7233516, 10850274, 21700548]

約数ペア:

[(1, 21700548), (2, 10850274), (3, 7233516), (4, 5425137), (6, 3616758), (9, 2411172), (12, 1808379), (18, 1205586), (27, 803724), (36, 602793), (54, 401862), (81, 267908), (108, 200931), (162, 133954), (324, 66977)]