21249063

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{5801}}^1$

素因数の和:5855

約数の個数: 24

約数和(自身を含む): 34394256

約数和(自身を除く): 13145193

約数列:

[1, 3, 9, 11, 33, 37, 99, 111, 333, 407, 1221, 3663, 5801, 17403, 52209, 63811, 191433, 214637, 574299, 643911, 1931733, 2361007, 7083021, 21249063]

約数ペア:

[(1, 21249063), (3, 7083021), (9, 2361007), (11, 1931733), (33, 643911), (37, 574299), (99, 214637), (111, 191433), (333, 63811), (407, 52209), (1221, 17403), (3663, 5801)]