21671415

素因数分解:

$3^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{701}}^1$

素因数の和:944

約数の個数: 32

約数和(自身を含む): 38750400

約数和(自身を除く): 17078985

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 229, 687, 701, 1145, 2061, 2103, 3435, 3505, 6183, 6309, 10305, 10515, 18927, 30915, 31545, 94635, 160529, 481587, 802645, 1444761, 2407935, 4334283, 7223805, 21671415]

約数ペア:

[(1, 21671415), (3, 7223805), (5, 4334283), (9, 2407935), (15, 1444761), (27, 802645), (45, 481587), (135, 160529), (229, 94635), (687, 31545), (701, 30915), (1145, 18927), (2061, 10515), (2103, 10305), (3435, 6309), (3505, 6183)]