56321018

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{21031}}^1$

素因数の和:21149

約数の個数: 16

約数和(自身を含む): 91867776

約数和(自身を除く): 35546758

約数列:

[1, 2, 13, 26, 103, 206, 1339, 2678, 21031, 42062, 273403, 546806, 2166193, 4332386, 28160509, 56321018]

約数ペア:

[(1, 56321018), (2, 28160509), (13, 4332386), (26, 2166193), (103, 546806), (206, 273403), (1339, 42062), (2678, 21031)]