21423682

素因数分解:

$2^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{3079}}^1$

素因数の和:3166

約数の個数: 24

約数和(自身を含む): 37920960

約数和(自身を除く): 16497278

約数列:

[1, 2, 7, 14, 49, 71, 98, 142, 497, 994, 3079, 3479, 6158, 6958, 21553, 43106, 150871, 218609, 301742, 437218, 1530263, 3060526, 10711841, 21423682]

約数ペア:

[(1, 21423682), (2, 10711841), (7, 3060526), (14, 1530263), (49, 437218), (71, 301742), (98, 218609), (142, 150871), (497, 43106), (994, 21553), (3079, 6958), (3479, 6158)]