21067944

素因数分解:

$2^3\times 3^1\times {\mathrm{131}}^1\times {\mathrm{6701}}^1$

素因数の和:6841

約数の個数: 32

約数和(自身を含む): 53079840

約数和(自身を除く): 32011896

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 131, 262, 393, 524, 786, 1048, 1572, 3144, 6701, 13402, 20103, 26804, 40206, 53608, 80412, 160824, 877831, 1755662, 2633493, 3511324, 5266986, 7022648, 10533972, 21067944]

約数ペア:

[(1, 21067944), (2, 10533972), (3, 7022648), (4, 5266986), (6, 3511324), (8, 2633493), (12, 1755662), (24, 877831), (131, 160824), (262, 80412), (393, 53608), (524, 40206), (786, 26804), (1048, 20103), (1572, 13402), (3144, 6701)]