21608219

素因数分解:

${\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:334

約数の個数: 16

約数和(自身を含む): 23176800

約数和(自身を除く): 1568581

約数列:

[1, 29, 59, 73, 173, 1711, 2117, 4307, 5017, 10207, 12629, 124903, 296003, 366241, 745111, 21608219]

約数ペア:

[(1, 21608219), (29, 745111), (59, 366241), (73, 296003), (173, 124903), (1711, 12629), (2117, 10207), (4307, 5017)]