21348426

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{3023}}^1$

素因数の和:3146

約数の個数: 32

約数和(自身を含む): 47029248

約数和(自身を除く): 25680822

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 107, 214, 321, 642, 1177, 2354, 3023, 3531, 6046, 7062, 9069, 18138, 33253, 66506, 99759, 199518, 323461, 646922, 970383, 1940766, 3558071, 7116142, 10674213, 21348426]

約数ペア:

[(1, 21348426), (2, 10674213), (3, 7116142), (6, 3558071), (11, 1940766), (22, 970383), (33, 646922), (66, 323461), (107, 199518), (214, 99759), (321, 66506), (642, 33253), (1177, 18138), (2354, 9069), (3023, 7062), (3531, 6046)]