21598101

素因数分解:

$3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2617}}^1$

素因数の和:2761

約数の個数: 24

約数和(自身を含む): 35939904

約数和(自身を除く): 14341803

約数列:

[1, 3, 7, 9, 21, 63, 131, 393, 917, 1179, 2617, 2751, 7851, 8253, 18319, 23553, 54957, 164871, 342827, 1028481, 2399789, 3085443, 7199367, 21598101]

約数ペア:

[(1, 21598101), (3, 7199367), (7, 3085443), (9, 2399789), (21, 1028481), (63, 342827), (131, 164871), (393, 54957), (917, 23553), (1179, 18319), (2617, 8253), (2751, 7851)]