21266766

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{17123}}^1$

素因数の和:17157

約数の個数: 32

約数和(自身を含む): 49317120

約数和(自身を除く): 28050354

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1242, 17123, 34246, 51369, 102738, 154107, 308214, 393829, 462321, 787658, 924642, 1181487, 2362974, 3544461, 7088922, 10633383, 21266766]

約数ペア:

[(1, 21266766), (2, 10633383), (3, 7088922), (6, 3544461), (9, 2362974), (18, 1181487), (23, 924642), (27, 787658), (46, 462321), (54, 393829), (69, 308214), (138, 154107), (207, 102738), (414, 51369), (621, 34246), (1242, 17123)]