21888758

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{8819}}^1$

素因数の和:8911

約数の個数: 16

約数和(自身を含む): 35244720

約数和(自身を除く): 13355962

約数列:

[1, 2, 17, 34, 73, 146, 1241, 2482, 8819, 17638, 149923, 299846, 643787, 1287574, 10944379, 21888758]

約数ペア:

[(1, 21888758), (2, 10944379), (17, 1287574), (34, 643787), (73, 299846), (146, 149923), (1241, 17638), (2482, 8819)]