21452248

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{86501}}^1$

素因数の和:86538

約数の個数: 16

約数和(自身を含む): 41520960

約数和(自身を除く): 20068712

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 86501, 173002, 346004, 692008, 2681531, 5363062, 10726124, 21452248]

約数ペア:

[(1, 21452248), (2, 10726124), (4, 5363062), (8, 2681531), (31, 692008), (62, 346004), (124, 173002), (248, 86501)]