21263304

素因数分解:

$2^3\times 3^1\times {\mathrm{885971}}^1$

素因数の和:885980

約数の個数: 16

約数和(自身を含む): 53158320

約数和(自身を除く): 31895016

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 885971, 1771942, 2657913, 3543884, 5315826, 7087768, 10631652, 21263304]

約数ペア:

[(1, 21263304), (2, 10631652), (3, 7087768), (4, 5315826), (6, 3543884), (8, 2657913), (12, 1771942), (24, 885971)]