21367841

素因数分解:

${\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{367}}^1$

素因数の和:524

約数の個数: 16

約数和(自身を含む): 24023040

約数和(自身を除く): 2655199

約数列:

[1, 11, 67, 79, 367, 737, 869, 4037, 5293, 24589, 28993, 58223, 270479, 318923, 1942531, 21367841]

約数ペア:

[(1, 21367841), (11, 1942531), (67, 318923), (79, 270479), (367, 58223), (737, 28993), (869, 24589), (4037, 5293)]