21394572

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{25111}}^1$

素因数の和:25189

約数の個数: 24

約数和(自身を含む): 50625792

約数和(自身を除く): 29231220

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 852, 25111, 50222, 75333, 100444, 150666, 301332, 1782881, 3565762, 5348643, 7131524, 10697286, 21394572]

約数ペア:

[(1, 21394572), (2, 10697286), (3, 7131524), (4, 5348643), (6, 3565762), (12, 1782881), (71, 301332), (142, 150666), (213, 100444), (284, 75333), (426, 50222), (852, 25111)]