21056556567

素因数分解:

$3^1\times {\mathrm{941}}^1\times {\mathrm{1427}}^1\times {\mathrm{5227}}^1$

素因数の和:7598

約数の個数: 16

約数和(自身を含む): 28130320512

約数和(自身を除く): 7073763945

約数列:

[1, 3, 941, 1427, 2823, 4281, 5227, 15681, 1342807, 4028421, 4918607, 7458929, 14755821, 22376787, 7018852189, 21056556567]

約数ペア:

[(1, 21056556567), (3, 7018852189), (941, 22376787), (1427, 14755821), (2823, 7458929), (4281, 4918607), (5227, 4028421), (15681, 1342807)]