21741318

素因数分解:

$2^1\times 3^3\times {\mathrm{457}}^1\times {\mathrm{881}}^1$

素因数の和:1349

約数の個数: 32

約数和(自身を含む): 48474720

約数和(自身を除く): 26733402

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 457, 881, 914, 1371, 1762, 2643, 2742, 4113, 5286, 7929, 8226, 12339, 15858, 23787, 24678, 47574, 402617, 805234, 1207851, 2415702, 3623553, 7247106, 10870659, 21741318]

約数ペア:

[(1, 21741318), (2, 10870659), (3, 7247106), (6, 3623553), (9, 2415702), (18, 1207851), (27, 805234), (54, 402617), (457, 47574), (881, 24678), (914, 23787), (1371, 15858), (1762, 12339), (2643, 8226), (2742, 7929), (4113, 5286)]