21530916

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{54371}}^1$

素因数の和:54392

約数の個数: 36

約数和(自身を含む): 59374224

約数和(自身を除く): 37843308

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 54371, 108742, 163113, 217484, 326226, 489339, 598081, 652452, 978678, 1196162, 1794243, 1957356, 2392324, 3588486, 5382729, 7176972, 10765458, 21530916]

約数ペア:

[(1, 21530916), (2, 10765458), (3, 7176972), (4, 5382729), (6, 3588486), (9, 2392324), (11, 1957356), (12, 1794243), (18, 1196162), (22, 978678), (33, 652452), (36, 598081), (44, 489339), (66, 326226), (99, 217484), (132, 163113), (198, 108742), (396, 54371)]