21448157031

素因数分解:

$3^2\times 7^1\times {\mathrm{2053}}^1\times {\mathrm{165829}}^1$

素因数の和:167895

約数の個数: 24

約数和(自身を含む): 35423941280

約数和(自身を除く): 13975784249

約数列:

[1, 3, 7, 9, 21, 63, 2053, 6159, 14371, 18477, 43113, 129339, 165829, 497487, 1160803, 1492461, 3482409, 10447227, 340446937, 1021340811, 2383128559, 3064022433, 7149385677, 21448157031]

約数ペア:

[(1, 21448157031), (3, 7149385677), (7, 3064022433), (9, 2383128559), (21, 1021340811), (63, 340446937), (2053, 10447227), (6159, 3482409), (14371, 1492461), (18477, 1160803), (43113, 497487), (129339, 165829)]