21031635231

素因数分解:

$3^3\times {\mathrm{163}}^1\times {\mathrm{4778831}}^1$

素因数の和:4779003

約数の個数: 16

約数和(自身を含む): 31349137920

約数和(自身を除く): 10317502689

約数列:

[1, 3, 9, 27, 163, 489, 1467, 4401, 4778831, 14336493, 43009479, 129028437, 778949453, 2336848359, 7010545077, 21031635231]

約数ペア:

[(1, 21031635231), (3, 7010545077), (9, 2336848359), (27, 778949453), (163, 129028437), (489, 43009479), (1467, 14336493), (4401, 4778831)]