211313421

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37447}}^1$

素因数の和:37486

約数の個数: 32

約数和(自身を含む): 359500800

約数和(自身を除く): 148187379

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 99, 171, 209, 297, 513, 627, 1881, 5643, 37447, 112341, 337023, 411917, 711493, 1011069, 1235751, 2134479, 3707253, 6403437, 7826423, 11121759, 19210311, 23479269, 70437807, 211313421]

約数ペア:

[(1, 211313421), (3, 70437807), (9, 23479269), (11, 19210311), (19, 11121759), (27, 7826423), (33, 6403437), (57, 3707253), (99, 2134479), (171, 1235751), (209, 1011069), (297, 711493), (513, 411917), (627, 337023), (1881, 112341), (5643, 37447)]