21293042

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{1327}}^1$

素因数の和:1513

約数の個数: 16

約数和(自身を含む): 32700672

約数和(自身を除く): 11407630

約数列:

[1, 2, 71, 113, 142, 226, 1327, 2654, 8023, 16046, 94217, 149951, 188434, 299902, 10646521, 21293042]

約数ペア:

[(1, 21293042), (2, 10646521), (71, 299902), (113, 188434), (142, 149951), (226, 94217), (1327, 16046), (2654, 8023)]