21154146

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{3433}}^1$

素因数の和:3530

約数の個数: 32

約数和(自身を含む): 46152960

約数和(自身を除く): 24998814

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 79, 158, 237, 474, 1027, 2054, 3081, 3433, 6162, 6866, 10299, 20598, 44629, 89258, 133887, 267774, 271207, 542414, 813621, 1627242, 3525691, 7051382, 10577073, 21154146]

約数ペア:

[(1, 21154146), (2, 10577073), (3, 7051382), (6, 3525691), (13, 1627242), (26, 813621), (39, 542414), (78, 271207), (79, 267774), (158, 133887), (237, 89258), (474, 44629), (1027, 20598), (2054, 10299), (3081, 6866), (3433, 6162)]