21814994

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{359}}^1\times {\mathrm{1321}}^1$

素因数の和:1705

約数の個数: 16

約数和(自身を含む): 34266240

約数和(自身を除く): 12451246

約数列:

[1, 2, 23, 46, 359, 718, 1321, 2642, 8257, 16514, 30383, 60766, 474239, 948478, 10907497, 21814994]

約数ペア:

[(1, 21814994), (2, 10907497), (23, 948478), (46, 474239), (359, 60766), (718, 30383), (1321, 16514), (2642, 8257)]